7 Utility Patents
#1,419 in Wako
#119,887 in Japan
#583,146 in the World
Forward Citations = 35
Company Filing History:

Tb Kawashima Co., Ltd.

where one patent can have more than one assignee
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#1,419 in Wako
#119,887 in Japan
#583,146 in the World
Company Filing History:


Get your Inventor Badge Today