71 Utility Patents
#843 in Tokyo
#3,587 in Japan
#19,335 in the World
Forward Citations = 606
Company Filing History:



4. 8 out of 1,925

5. 6 out of 598

where one patent can have more than one assignee
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#843 in Tokyo
#3,587 in Japan
#19,335 in the World
Company Filing History:





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