13 Utility Patents
#15 in Yamagata
#63,450 in Japan
#297,024 in the World
Forward Citations = 11
Company Filing History:

Tpr Industry Co., Ltd.

where one patent can have more than one assignee
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#15 in Yamagata
#63,450 in Japan
#297,024 in the World
Company Filing History:


Get your Inventor Badge Today