67 Utility and 29 Design Patents
#340 in Yokohama
#4,145 in Japan
#21,859 in the World
rank by utility patentsForward Citations = 1,949
Company Filing History:

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#340 in Yokohama
#4,145 in Japan
#21,859 in the World
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today