13 Utility and 1 Design Patents
#8 in Hitachioota
#63,510 in Japan
#297,766 in the World
rank by utility patentsForward Citations = 217
Company Filing History:
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#8 in Hitachioota
#63,510 in Japan
#297,766 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today