132 Utility Patents
#73 in Yokohama
#737 in Japan
#5,278 in the World
Forward Citations = 1,192
Company Filing History:






4. 3 out of 681

5. 2 out of 28,423

where one patent can have more than one assignee
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#73 in Yokohama
#737 in Japan
#5,278 in the World
Company Filing History:
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