36:
1750:
27:
1727:
773:
585:
174:
783:
406:
Seiko had delegated a large portion of the manufacturing in its watch business to SII. Watches manufactured by SII were sold through the Seiko Watch
Corporation, a subsidiary of Seiko Holdings Corporation. On April 1, 2020, the company transferred its watch business including its watch manufacturing
402:
On
January 26, 2009, Seiko Instruments and Seiko Holdings announced that the two companies will be merged on October 1, 2009 through a share swap. Seiko Instruments became a wholly owned subsidiary of Seiko Holdings on the date that had been announced before.
1707:
356:, so had been making the Seiko watches until 2020. The company changed its name to Seiko Instruments & Electronics Ltd. in 1983 and to the current name in 1997. Its Suwa Plant in
819:
1702:
1816:
1787:
812:
1692:
1811:
164:
Micromechatronics devices, Network components, Information-related equipment and services, Printers, Scientific instruments, etc.
1731:
805:
1826:
1469:
1780:
1831:
503:
828:
1591:
1516:
1005:
1773:
1238:
1126:
297:), precision parts, analysis and measurement instruments, machine tools, factory automation systems,
720:
1378:
1260:
407:
subsidiaries
Morioka Seiko Instruments, Ninohe Tokei Kogyo, Seiko Instruments Singapore, etc. to
1806:
1297:
1037:
891:
1761:
1712:
1317:
1218:
1104:
8:
1413:
1393:
1361:
1346:
1302:
1213:
1196:
1119:
1099:
1032:
960:
621:
496:
282:
1586:
1388:
1351:
1027:
896:
869:
1642:
1596:
1541:
1474:
1459:
1267:
1079:
1074:
1047:
694:
568:
449:
361:
1662:
1606:
1536:
1501:
1403:
1339:
1282:
1206:
1059:
854:
674:
439:
330:
298:
290:
274:
266:
131:
35:
1546:
1408:
1398:
1223:
1084:
574:
294:
797:
1821:
1757:
1551:
1506:
1430:
1324:
1201:
1151:
886:
776:
616:
489:
199:
1800:
1672:
1581:
1186:
1176:
1089:
995:
916:
881:
864:
786:
453:
247:
1749:
1445:
1292:
746:
679:
642:
626:
611:
606:
561:
556:
427:
357:
286:
270:
254:, and precision machining technologies. It is one of the business units of
251:
127:
64:
41:
26:
444:
1756:
This article about a
Japanese corporation- or company-related topic is a
1571:
1521:
1489:
1425:
1287:
980:
684:
512:
381:
91:
1109:
926:
901:
764:
741:
689:
81:
1601:
1329:
1228:
953:
1708:
Japan
Electronics and Information Technology Industries Association
1511:
1464:
1277:
1250:
1156:
1000:
647:
523:
338:
262:
184:
239,100 million (consolidated) (Fiscal year ended March 31, 2020)
1657:
1637:
1561:
1356:
1166:
1141:
1131:
1042:
1012:
936:
876:
1667:
1652:
1647:
1566:
1556:
1526:
1371:
1245:
1181:
1171:
1146:
1136:
1069:
1064:
1052:
1022:
990:
975:
943:
921:
911:
859:
710:
194:
557 (nonconsolidated); 3,234 (consolidated) as of April 1, 2020
481:
1611:
1576:
1494:
1440:
1435:
1366:
1334:
1312:
1307:
1272:
1255:
1191:
1017:
985:
948:
931:
906:
725:
715:
551:
539:
408:
334:
326:
278:
255:
204:
135:
117:
113:
474:
281:, the company manufactures and sells electronic components (
215:
1697:
1632:
1627:
1479:
1418:
1383:
1161:
1094:
970:
965:
849:
246:) is a Japanese company, which develops and commercializes
181:
177:
1531:
1484:
1233:
1114:
337:
as a spin-off of the watch manufacturing division from
1703:
Japan
Electronic Industries Development Association
428:"日本学術会議第23期 (平成26年10月1日～平成29年9月30日) が公表した提言・報告等一覧"
325:, literally the second workshop for manufacturing
827:
1798:
392:
373:
349:
318:
235:
386:
367:
343:
312:
229:
54:
1781:
813:
497:
1788:
1774:
820:
806:
583:
504:
490:
34:
25:
443:
329:timepieces, was established in Kamedo,
1799:
801:
485:
1744:
782:
1817:Companies based in Chiba Prefecture
364:spun off as Suwa Seikosha Co., Ltd.
13:
289:devices, piezo inkjet printheads,
180:51,700 million (nonconsolidated);
14:
1843:
1693:Electronic Industries Association
1470:Shindengen Electric Manufacturing
463:
309:In 1937, Daini Seikosha Co., Ltd.
1748:
1726:
1725:
781:
772:
771:
237:Seikō Insutsuru Kabushiki-gaisha
173:
172:
72:Seikō Insutsuru Kabushiki-gaisha
511:
438:(12): 12_74–12_77. 2017-12-01.
1812:Electronics companies of Japan
420:
1:
829:Electronics industry in Japan
414:
1827:Watch movement manufacturers
1760:. You can help Knowledge by
150:Yoshinobu Nakamura, Chairman
7:
393:
374:
350:
319:
236:
103:; 87 years ago
10:
1848:
1743:
304:
153:Tetsu Kobayashi, President
1721:
1685:
1620:
842:
835:
759:
734:
703:
667:
660:
635:
599:
592:
581:
532:
519:
387:
368:
344:
313:
230:
210:
198:
188:
168:
160:
141:
123:
97:
87:
77:
62:
55:
48:
33:
24:
648:Seiko Sports Association
380:in 1959 is now known as
258:(f/k/a Seiko Holdings).
1261:Nidec Copal Corporation
552:Seiko Epson Corporation
540:Seiko Group Corporation
256:Seiko Group Corporation
205:Seiko Group Corporation
1832:Japanese company stubs
627:Spring Drive mechanism
562:Orient Watch Co., Ltd.
545:Seiko Instruments Inc.
432:Trends in the Sciences
225:Seiko Instruments Inc.
20:Seiko Instruments Inc.
1239:Mobile Communications
763:† Joint venture with
445:10.5363/tits.22.12_74
261:Headquartered in the
1318:Integra Home Theater
1219:Murata Manufacturing
1362:Renesas Electronics
1214:Mitsubishi Electric
1197:Micron Memory Japan
1033:Hamamatsu Photonics
1006:Business Innovation
283:crystal oscillators
265:business district,
190:Number of employees
21:
721:Micro flying robot
19:
1769:
1768:
1741:
1740:
1681:
1680:
1517:Sumitomo Electric
1453:Seiko Instruments
1268:Nihon Dempa Kogyo
1080:Ikegami Tsushinki
795:
794:
755:
754:
656:
655:
569:Ohara Corporation
362:Nagano Prefecture
287:micromechatronics
252:micromechatronics
222:
221:
1839:
1790:
1783:
1776:
1752:
1745:
1729:
1728:
1713:Yagi–Uda antenna
1502:Stanley Electric
1404:Sanwa Electronic
1283:Nippon Chemi-Con
855:Alaxala Networks
840:
839:
822:
815:
808:
799:
798:
785:
784:
775:
774:
668:Computer systems
665:
664:
597:
596:
587:
586:
506:
499:
492:
483:
482:
478:
477:
475:Official website
471:
458:
457:
447:
424:
398:
396:
390:
389:
379:
377:
371:
370:
355:
353:
347:
346:
324:
322:
316:
315:
275:Chiba Prefecture
241:
239:
233:
232:
218:
176:
175:
111:
109:
104:
58:
57:
40:Headquarters in
38:
29:
22:
18:
16:Japanese company
1847:
1846:
1842:
1841:
1840:
1838:
1837:
1836:
1797:
1796:
1795:
1794:
1742:
1737:
1717:
1677:
1616:
1547:TOA Corporation
1038:Hirose Electric
831:
826:
796:
791:
751:
730:
699:
652:
631:
588:
584:
579:
533:Major divisions
528:
515:
510:
473:
472:
469:
466:
461:
426:
425:
421:
417:
384:
365:
341:
320:Dai-ni-seikōsha
310:
307:
295:supercapacitors
227:
214:
191:
156:
144:
112:
107:
105:
102:
68:
51:
44:
17:
12:
11:
5:
1845:
1835:
1834:
1829:
1824:
1819:
1814:
1809:
1793:
1792:
1785:
1778:
1770:
1767:
1766:
1753:
1739:
1738:
1736:
1735:
1722:
1719:
1718:
1716:
1715:
1710:
1705:
1700:
1695:
1689:
1687:
1683:
1682:
1679:
1678:
1676:
1675:
1670:
1665:
1660:
1655:
1650:
1645:
1640:
1635:
1630:
1624:
1622:
1618:
1617:
1615:
1614:
1609:
1604:
1599:
1594:
1589:
1584:
1579:
1574:
1569:
1564:
1559:
1554:
1552:Tokyo Electron
1549:
1544:
1539:
1534:
1529:
1524:
1519:
1514:
1509:
1507:Star Micronics
1504:
1499:
1498:
1497:
1487:
1482:
1477:
1472:
1467:
1462:
1457:
1456:
1455:
1450:
1449:
1448:
1438:
1433:
1423:
1422:
1421:
1411:
1406:
1401:
1396:
1391:
1386:
1381:
1376:
1375:
1374:
1364:
1359:
1354:
1349:
1344:
1343:
1342:
1337:
1327:
1325:Orion Electric
1322:
1321:
1320:
1310:
1305:
1300:
1295:
1290:
1285:
1280:
1275:
1270:
1265:
1264:
1263:
1253:
1248:
1243:
1242:
1241:
1231:
1226:
1221:
1216:
1211:
1210:
1209:
1202:MinebeaMitsumi
1199:
1194:
1189:
1184:
1179:
1174:
1169:
1164:
1159:
1154:
1152:Konica Minolta
1149:
1144:
1139:
1134:
1129:
1124:
1123:
1122:
1117:
1107:
1102:
1097:
1092:
1087:
1082:
1077:
1072:
1067:
1062:
1057:
1056:
1055:
1050:
1040:
1035:
1030:
1025:
1020:
1015:
1010:
1009:
1008:
998:
993:
988:
983:
978:
973:
968:
963:
958:
957:
956:
946:
941:
940:
939:
934:
924:
919:
914:
909:
904:
899:
894:
889:
887:Audio-Technica
884:
879:
874:
873:
872:
862:
857:
852:
846:
844:
837:
833:
832:
825:
824:
817:
810:
802:
793:
792:
790:
789:
779:
768:
767:
760:
757:
756:
753:
752:
750:
749:
744:
738:
736:
732:
731:
729:
728:
723:
718:
713:
707:
705:
701:
700:
698:
697:
692:
687:
682:
677:
671:
669:
662:
658:
657:
654:
653:
651:
650:
645:
639:
637:
633:
632:
630:
629:
624:
619:
614:
609:
603:
601:
594:
590:
589:
582:
580:
578:
577:
575:Wako Co., Ltd.
572:
566:
565:
564:
559:
549:
548:
547:
536:
534:
530:
529:
527:
526:
520:
517:
516:
509:
508:
501:
494:
486:
480:
479:
465:
464:External links
462:
460:
459:
418:
416:
413:
306:
303:
291:microbatteries
220:
219:
212:
208:
207:
202:
196:
195:
192:
189:
186:
185:
170:
166:
165:
162:
158:
157:
155:
154:
151:
147:
145:
142:
139:
138:
125:
121:
120:
99:
95:
94:
89:
85:
84:
79:
75:
74:
69:
63:
60:
59:
52:
49:
46:
45:
39:
31:
30:
15:
9:
6:
4:
3:
2:
1844:
1833:
1830:
1828:
1825:
1823:
1820:
1818:
1815:
1813:
1810:
1808:
1805:
1804:
1802:
1791:
1786:
1784:
1779:
1777:
1772:
1771:
1765:
1763:
1759:
1754:
1751:
1747:
1746:
1734:
1733:
1724:
1723:
1720:
1714:
1711:
1709:
1706:
1704:
1701:
1699:
1696:
1694:
1691:
1690:
1688:
1684:
1674:
1673:Okaya Optical
1671:
1669:
1666:
1664:
1661:
1659:
1656:
1654:
1651:
1649:
1646:
1644:
1641:
1639:
1636:
1634:
1631:
1629:
1626:
1625:
1623:
1619:
1613:
1610:
1608:
1605:
1603:
1600:
1598:
1595:
1593:
1590:
1588:
1585:
1583:
1580:
1578:
1575:
1573:
1570:
1568:
1565:
1563:
1560:
1558:
1555:
1553:
1550:
1548:
1545:
1543:
1540:
1538:
1535:
1533:
1530:
1528:
1525:
1523:
1520:
1518:
1515:
1513:
1510:
1508:
1505:
1503:
1500:
1496:
1493:
1492:
1491:
1488:
1486:
1483:
1481:
1478:
1476:
1473:
1471:
1468:
1466:
1463:
1461:
1458:
1454:
1451:
1447:
1444:
1443:
1442:
1439:
1437:
1434:
1432:
1429:
1428:
1427:
1424:
1420:
1417:
1416:
1415:
1412:
1410:
1407:
1405:
1402:
1400:
1397:
1395:
1392:
1390:
1387:
1385:
1382:
1380:
1377:
1373:
1370:
1369:
1368:
1365:
1363:
1360:
1358:
1355:
1353:
1350:
1348:
1345:
1341:
1338:
1336:
1333:
1332:
1331:
1328:
1326:
1323:
1319:
1316:
1315:
1314:
1311:
1309:
1306:
1304:
1301:
1299:
1296:
1294:
1291:
1289:
1286:
1284:
1281:
1279:
1276:
1274:
1271:
1269:
1266:
1262:
1259:
1258:
1257:
1254:
1252:
1249:
1247:
1244:
1240:
1237:
1236:
1235:
1232:
1230:
1227:
1225:
1222:
1220:
1217:
1215:
1212:
1208:
1205:
1204:
1203:
1200:
1198:
1195:
1193:
1190:
1188:
1185:
1183:
1180:
1178:
1177:Mabuchi Motor
1175:
1173:
1170:
1168:
1165:
1163:
1160:
1158:
1155:
1153:
1150:
1148:
1145:
1143:
1140:
1138:
1135:
1133:
1130:
1128:
1125:
1121:
1118:
1116:
1113:
1112:
1111:
1108:
1106:
1103:
1101:
1098:
1096:
1093:
1091:
1090:Japan Display
1088:
1086:
1083:
1081:
1078:
1076:
1073:
1071:
1068:
1066:
1063:
1061:
1058:
1054:
1051:
1049:
1046:
1045:
1044:
1041:
1039:
1036:
1034:
1031:
1029:
1026:
1024:
1021:
1019:
1016:
1014:
1011:
1007:
1004:
1003:
1002:
999:
997:
996:Fuji Electric
994:
992:
989:
987:
984:
982:
979:
977:
974:
972:
969:
967:
964:
962:
959:
955:
952:
951:
950:
947:
945:
942:
938:
935:
933:
930:
929:
928:
925:
923:
920:
918:
917:Citizen Watch
915:
913:
910:
908:
905:
903:
900:
898:
895:
893:
890:
888:
885:
883:
880:
878:
875:
871:
868:
867:
866:
863:
861:
858:
856:
853:
851:
848:
847:
845:
841:
838:
834:
830:
823:
818:
816:
811:
809:
804:
803:
800:
788:
780:
778:
770:
769:
766:
762:
761:
758:
748:
745:
743:
740:
739:
737:
733:
727:
724:
722:
719:
717:
714:
712:
709:
708:
706:
702:
696:
693:
691:
688:
686:
683:
681:
678:
676:
673:
672:
670:
666:
663:
659:
649:
646:
644:
641:
640:
638:
634:
628:
625:
623:
620:
618:
615:
613:
610:
608:
605:
604:
602:
598:
595:
591:
576:
573:
570:
567:
563:
560:
558:
555:
554:
553:
550:
546:
543:
542:
541:
538:
537:
535:
531:
525:
522:
521:
518:
514:
507:
502:
500:
495:
493:
488:
487:
484:
476:
468:
467:
455:
451:
446:
441:
437:
433:
429:
423:
419:
412:
410:
404:
400:
395:
383:
376:
375:Suwa Seikōsha
363:
359:
352:
340:
336:
332:
328:
321:
302:
300:
296:
292:
288:
284:
280:
276:
272:
268:
264:
259:
257:
253:
249:
248:semiconductor
245:
238:
231:セイコーインスツル株式会社
226:
217:
216:www.sii.co.jp
213:
209:
206:
203:
201:
197:
193:
187:
183:
179:
171:
167:
163:
159:
152:
149:
148:
146:
140:
137:
133:
129:
126:
122:
119:
115:
100:
96:
93:
90:
86:
83:
80:
76:
73:
70:
66:
61:
56:セイコーインスツル株式会社
53:
47:
43:
37:
32:
28:
23:
1807:Watch brands
1762:expanding it
1755:
1730:
1452:
1446:Orient Watch
1293:NKK Switches
892:Bandai Namco
747:Orient Watch
704:Technologies
661:Epson assets
612:Jean Lassale
593:Seiko assets
557:Epson Robots
544:
470:(in English)
435:
431:
422:
405:
401:
394:Seikō Epuson
308:
260:
243:
224:
223:
124:Headquarters
78:Company type
71:
1522:Taiyo Yuden
1490:Square Enix
1426:Seiko Group
1379:Riso Kagaku
1288:Nitto Denko
981:ESP Guitars
695:PX-8 Geneva
513:Seiko Group
409:Seiko Watch
382:Seiko Epson
92:Electronics
50:Native name
1801:Categories
1414:Sega Sammy
1110:JVCKenwood
765:Canon Inc.
675:ActionNote
415:References
271:Chiba City
143:Key people
82:Subsidiary
1602:Zojirushi
1330:Panasonic
1229:Nakamichi
954:Denso Ten
927:D+M Group
836:Companies
454:1342-3363
267:Mihama-ku
65:Romanized
1732:Category
1663:National
1597:Yokogawa
1465:Shimadzu
1340:Technics
1278:Nintendo
1251:Nichicon
1157:KO PROPO
1105:JR Propo
1001:Fujifilm
777:Category
524:Seikosha
388:セイコーエプソン
351:Seikōsha
339:Seikosha
299:printers
263:Makuhari
161:Products
88:Industry
1658:Minolta
1638:Bronica
1621:Defunct
1592:Yaskawa
1562:Toshiba
1394:Rubycon
1357:Plextor
1347:Pioneer
1303:Olympus
1207:Mitsumi
1167:Kyocera
1142:Kiramek
1132:Keyence
1120:Kenwood
1048:Clarion
1043:Hitachi
1013:Fujitsu
937:Marantz
897:Brother
877:Anritsu
843:Current
787:Commons
600:Watches
305:History
301:, etc.
211:Website
169:Revenue
106: (
98:Founded
1668:Norita
1653:Konica
1648:Contax
1643:Chinon
1587:Yamaha
1567:Uniden
1557:Topcon
1527:Tamron
1431:Pulsar
1409:SCREEN
1399:Sansui
1389:Roland
1372:Pentax
1352:Pixela
1246:Nichia
1187:Maspro
1182:Mamiya
1172:Luxman
1147:Konami
1137:Kioxia
1085:Iwatsu
1070:Ibiden
1065:Ibanez
1053:Maxell
1028:Futaba
1023:Furuno
991:Fostex
976:Elecom
944:Daikin
922:Cosina
912:CatEye
870:Alpine
860:Alinco
711:EP-101
680:Equity
643:DS-250
622:Astron
617:Pulsar
452:
200:Parent
1822:Seiko
1686:Other
1612:Zuken
1582:Yaesu
1577:Wacom
1572:Ushio
1542:Tiger
1495:Taito
1475:Sigma
1460:Sharp
1441:Epson
1436:Seiko
1367:Ricoh
1335:Sanyo
1313:Onkyo
1308:Omron
1273:Nikon
1256:Nidec
1224:Mutoh
1192:Melco
1127:Kawai
1018:Funai
986:FANUC
949:Denso
932:Denon
907:Casio
902:Canon
735:Other
726:S1C6x
716:ESC/P
685:HX-20
636:Other
369:諏訪精工舎
335:Tokyo
327:Seiko
314:第二精工舎
279:Japan
136:Japan
132:Chiba
128:Chiba
118:Japan
114:Tokyo
42:Chiba
1758:stub
1698:INCJ
1633:Akai
1628:Aiwa
1607:Zoom
1537:TEAC
1512:Stax
1480:Sony
1419:Sega
1384:Rohm
1162:Korg
1095:JEOL
1075:Icom
1060:Hoya
971:Eizo
966:Eiki
865:Alps
850:Aiwa
742:R-D1
690:PX-4
607:Alba
450:ISSN
358:Suwa
331:Kōtō
108:1937
101:1937
67:name
1532:TDK
1485:SNK
1298:Oki
1234:NEC
1115:JVC
1100:JRC
961:DNP
882:AOR
440:doi
345:精工舎
244:SII
1803::
448:.
436:22
434:.
430:.
411:.
399:.
391:,
372:,
360:,
348:,
333:,
317:,
293:,
285:,
277:,
273:,
269:,
250:,
234:,
134:,
130:,
116:,
1789:e
1782:t
1775:v
1764:.
821:e
814:t
807:v
571:†
505:e
498:t
491:v
456:.
442::
397:)
385:(
378:)
366:(
354:)
342:(
323:)
311:(
242:(
240:)
228:(
182:¥
178:¥
110:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
