View source for Seikosha

{{Short description|Branch of the Japanese company Seiko}}

{{Infobox company
| name = Seikosha Co., Ltd.
| type = [[Subsidiary]]
| parent = [[Seiko]]
| native_name = {{Infobox Japanese
| kanji          = 精工舎
| revhep         = Seikōsha
}}
| founded = {{start date and age|1892}}
| defunct = {{end date|1996}}
| fate = Divided into two new companies
| successors = {{ubl|Seiko Precision Inc.|Seiko Clock Inc.}}
}}

{{Nihongo|'''Seikosha Co., Ltd.'''|精工舎|Seikōsha}} was a branch of the Japanese company [[Seiko]] that produced [[clocks]], [[watches]], [[shutter (photography)|shutter]]s, [[computer printer]]s and other devices. It was the root of the manufacturing companies of the [[Seiko Group]].

==History==
[[File:Seiko Astron.jpg|thumb|[[Astron (wristwatch)|Seiko Quartz Astron 35SQ]], the world's first commercial quartz watch developed by Suwa Seikosha]]
*1881 &mdash; Kintarō Hattori opens the watch and jewelry shop "[[K. Hattori]]" (''Hattori Tokeiten'' in Japanese; currently named [[Seiko|Seiko Holdings Corporation]]) in the [[Ginza]] area of [[Tokyo]], [[Japan]].<ref name="sii history">{{cite web | title = Seiko Instruments history | publisher = Seiko Instruments | url = http://www.sii.co.jp/corp/eg/company/company3.html | access-date = 2009-10-02 }}{{in lang|en}}</ref>
*1892 &mdash; {{Nihongo|Seikosha|精工舎}} is established in Tokyo as the clock manufacturing arm of K. Hattori.
*1917 &mdash; K. Hattori becomes a company (K. Hattori & Co., Ltd.).
*1937 &mdash; The watch production division of Seikosha is split off as {{Nihongo|Daini Seikosha Co., Ltd.|第二精工舎|literally ''The Second Seikosha''}}.
*1942 &mdash; Daiwa Kogyo, Ltd. is founded in [[Suwa, Nagano]] by Hisao Yamazaki.
*1943 &mdash; Daini Seikosha establishes a factory in Suwa for manufacturing watches with Daiwa Kogyo.
*1959 &mdash; Daiwa Kogyo and the Suwa Plant of Daini Seikosha merge to form {{Nihongo|Suwa Seikosha Co., Ltd.|諏訪精工舎|literally ''The Seikosha in Suwa''}}
*1961 &mdash; Shinshu Seiki Co., Ltd. is established as a subsidiary of Suwa Seikosha.
*1970 &mdash; Seikosha is split off from K. Hattori & Co., Ltd., and Seikosha Co., Ltd. is incorporated.
*1982 &mdash; K. Hattori & Co., Ltd. is renamed Hattori Seiko Co., Ltd.
*1982 &mdash; Shinshu Seiki is renamed Epson Corporation.
*1983 &mdash; Daini Seikosha is renamed Seiko Instruments & Electronics Ltd.
*1985 &mdash; Suwa Seikosha and Epson merge to form [[Seiko Epson|Seiko Epson Corporation]].
*1990 &mdash; Hattori Seiko Co., Ltd. is renamed Seiko Corporation.
*1996 &mdash; Seikosha Co., Ltd. is divided into Seiko Precision Inc. and Seiko Clock Inc.
*1997 &mdash; Seiko Instruments & Electronics is renamed [[Seiko Instruments|Seiko Instruments Inc.]]
*2007 &mdash; Seiko Corporation is renamed Seiko Holdings Corporation.<ref name="seiko history">{{cite web | title = Seiko Holdings history | publisher = Seiko Holdings | url = http://www.seiko.co.jp/en/corporate/history/index.php | access-date = 2009-10-02 }}{{in lang|en}}</ref>
*2009 &mdash; Seiko Instruments becomes a wholly owned subsidiary of Seiko Holdings.
*2020 &mdash; Seiko Precision transfers its business operations to Seiko Time Systems Inc. and Seiko Solutions Inc. and dissolves. 
*2020 &mdash; Seiko Instruments transfers its watch business (development and manufacturing of the Seiko timepieces) to Seiko Watch Corporation.
*2021 &mdash; Seiko Clock is merged with Seiko Time Systems to form Seiko Time Creation Inc.
*2022 &mdash; Seiko Holdings Corporation is renamed Seiko Group Corporation.

==References==
{{Reflist}}

==External links==
*[http://www.seiko.co.jp/en/index.html Seiko Group Corporation] {{in lang|en}}
*[https://www.seiko-clock.com/index.html Seiko Time Creaton Inc.] {{in lang|en}}
*[http://www.sii.co.jp/en/ Seiko Instruments Inc.] {{in lang|en}}
*[http://www.epson.com/ Seiko Epson Corporation] {{in lang|en}}

{{Seiko}}
{{Authority control}}

[[Category:Watch brands]]
[[Category:Manufacturing companies based in Tokyo]]
[[Category:Electronics companies of Japan]]
[[Category:Seiko]]
[[Category:Epson]]