46 Utility and 8 Design Patents
#17 in Toride
#9,040 in Japan
#44,195 in the World
rank by utility patentsForward Citations = 386
Company Filing History:

where one patent can have more than one assignee
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#17 in Toride
#9,040 in Japan
#44,195 in the World
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today