21 Utility Patents
#292 in Nara
#33,523 in Japan
#154,066 in the World
Forward Citations = 138
Company Filing History:
Koyo Seiko Company, Ltd.
Koyo Seiko Kabushiki Kaisha
Koyo Jidoki Kabushiki Kaisha
4. 1 out of 2,400

5. 1 out of 1,609

where one patent can have more than one assignee
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