191 Utility Patents
#52 in Tokyo
#268 in Japan
#2,330 in the World
Forward Citations = 537
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4. 1 out of 831,952 patents
Other
5. 1 out of 24

where one patent can have more than one assignee
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#52 in Tokyo
#268 in Japan
#2,330 in the World
Company Filing History:




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