15 Utility Patents
#420 in Nara
#51,163 in Japan
#232,977 in the World
Forward Citations = 105
Company Filing History:
Koyo Seiko Company, Ltd.
Nippon Steel Corporation
where one patent can have more than one assignee
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#420 in Nara
#51,163 in Japan
#232,977 in the World
Company Filing History:
Get your Inventor Badge Today