90 Utility Patents
#176 in Yokohama
#2,009 in Japan
#11,917 in the World
Forward Citations = 1,512
Company Filing History:






4. 4 out of 150

5. 3 out of 42,438

where one patent can have more than one assignee
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#176 in Yokohama
#2,009 in Japan
#11,917 in the World
Company Filing History:
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