92 Utility Patents
#446 in Tokyo
#1,913 in Japan
#11,413 in the World
Forward Citations = 526
Company Filing History:






4. 7 out of 816

5. 4 out of 21,351

where one patent can have more than one assignee
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#446 in Tokyo
#1,913 in Japan
#11,413 in the World
Company Filing History:
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