7 Utility Patents
#630 in Matsumoto
#121,533 in Japan
#596,499 in the World
Forward Citations = 4
Company Filing History:

Kojin Co., Ltd.
where one patent can have more than one assignee
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#630 in Matsumoto
#121,533 in Japan
#596,499 in the World
Company Filing History:

Get your Inventor Badge Today