62 Utility Patents
#1,133 in Tokyo
#4,883 in Japan
#25,170 in the World
Forward Citations = 165
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4. 7 out of 4,200

5. 7 out of 2,815

where one patent can have more than one assignee
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#1,133 in Tokyo
#4,883 in Japan
#25,170 in the World
Company Filing History:





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