22 Utility and 4 Design Patents
#207 in Hitachinaka
#31,927 in Japan
#148,227 in the World
rank by utility patentsForward Citations = 104
Company Filing History:
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#207 in Hitachinaka
#31,927 in Japan
#148,227 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today