63 Utility Patents
#259 in Osaka
#4,823 in Japan
#24,807 in the World
Forward Citations = 319
Company Filing History:



4. 6 out of 439

5. 3 out of 2,409

where one patent can have more than one assignee
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#259 in Osaka
#4,823 in Japan
#24,807 in the World
Company Filing History:





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