6 Utility and 4 Design Patents
#291 in Takatsuki
#136,266 in Japan
#664,284 in the World
rank by utility patentsForward Citations = 262
Company Filing History:
Isao Kai
where one patent can have more than one assignee
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#291 in Takatsuki
#136,266 in Japan
#664,284 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today