7 Utility and 2 Design Patents
#681 in Hitachinaka
#121,668 in Japan
#597,499 in the World
rank by utility patentsForward Citations = 72
Company Filing History:
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#681 in Hitachinaka
#121,668 in Japan
#597,499 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today