8 Utility Patents
#72 in Seto
#104,156 in Japan
#491,805 in the World
Forward Citations = 228
Company Filing History:
Other
Osamu Katoh
where one patent can have more than one assignee
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#72 in Seto
#104,156 in Japan
#491,805 in the World
Company Filing History:
Get your Inventor Badge Today