66 Utility Patents
#990 in Tokyo
#4,232 in Japan
#22,279 in the World
Forward Citations = 405
Company Filing History:



4. 4 out of 1,266

5. 4 out of 135

where one patent can have more than one assignee
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#990 in Tokyo
#4,232 in Japan
#22,279 in the World
Company Filing History:





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