5 Utility and 3 Design Patents
#28,967 in Tokyo
#162,357 in Japan
#825,640 in the World
rank by utility patentsForward Citations = 44
Company Filing History:
Seiko Kabushiki Kaisha

Doryokuro Kakunenryo Kaihatsu Jigyodan
4. 2 out of 2
Taisei Kiso Sekkei Co., Ltd.
5. 1 out of 1
Clearize Co., Ltd.
where one patent can have more than one assignee
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