80 Utility Patents
#642 in Tokyo
#2,710 in Japan
#15,221 in the World
Forward Citations = 566
Company Filing History:



4. 8 out of 586

5. 8 out of 28,423

where one patent can have more than one assignee
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#642 in Tokyo
#2,710 in Japan
#15,221 in the World
Company Filing History:





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