23 Utility and 1 Design Patents
#202 in Hitachinaka
#29,927 in Japan
#138,931 in the World
rank by utility patentsForward Citations = 125
Company Filing History:



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#202 in Hitachinaka
#29,927 in Japan
#138,931 in the World
rank by utility patentsCompany Filing History:



Get your Inventor Badge Today