101 Utility Patents
#138 in Yokohama
#1,488 in Japan
#9,366 in the World
Forward Citations = 1,546
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4. 3 out of 3,780

5. 2 out of 60

where one patent can have more than one assignee
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#138 in Yokohama
#1,488 in Japan
#9,366 in the World
Company Filing History:





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