24 Utility and 36 Design Patents
#4 in Hamamatsu
#267 in Japan
#3,726 in the World
rank by design patentsForward Citations = 726
Company Filing History:

where one patent can have more than one assignee
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#4 in Hamamatsu
#267 in Japan
#3,726 in the World
rank by design patentsCompany Filing History:

Get your Inventor Badge Today