89 Utility Patents
#487 in Tokyo
#2,071 in Japan
#12,198 in the World
Forward Citations = 946
Company Filing History:



4. 6 out of 313

5. 5 out of 1,252

where one patent can have more than one assignee
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#487 in Tokyo
#2,071 in Japan
#12,198 in the World
Company Filing History:





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