62 Utility Patents
#1,133 in Tokyo
#4,883 in Japan
#25,170 in the World
Forward Citations = 78
Company Filing History:



4. 2 out of 729

5. 1 out of 175

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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