22 Utility and 1 Design Patents
#204 in Hitachinaka
#31,007 in Japan
#141,431 in the World
rank by utility patentsForward Citations = 242
Company Filing History:
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#204 in Hitachinaka
#31,007 in Japan
#141,431 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today