42 Utility Patents
#2,453 in Tokyo
#10,981 in Japan
#52,890 in the World
Forward Citations = 401
Company Filing History:



4. 6 out of 339

5. 5 out of 226

where one patent can have more than one assignee
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#2,453 in Tokyo
#10,981 in Japan
#52,890 in the World
Company Filing History:





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