27 Utility and 1 Design Patents
#148 in Hitachinaka
#22,528 in Japan
#102,758 in the World
rank by utility patentsForward Citations = 134
Company Filing History:
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#148 in Hitachinaka
#22,528 in Japan
#102,758 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today