119 Utility Patents
#8 in Joetsu
#976 in Japan
#6,624 in the World
Forward Citations = 1,091
Company Filing History:



4. 2 out of 1,266

5. 2 out of 120

where one patent can have more than one assignee
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#8 in Joetsu
#976 in Japan
#6,624 in the World
Company Filing History:





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