175 Utility and 85 Design Patents
#1 in Hamamatsu
#352 in Japan
#2,885 in the World
rank by utility patentsForward Citations = 1,801
Company Filing History:

where one patent can have more than one assignee
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#1 in Hamamatsu
#352 in Japan
#2,885 in the World
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today