53 Utility Patents
#561 in Yokohama
#6,774 in Japan
#34,000 in the World
Forward Citations = 152
Company Filing History:



4. 6 out of 1,960

5. 4 out of 2,706

where one patent can have more than one assignee
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#561 in Yokohama
#6,774 in Japan
#34,000 in the World
Company Filing History:





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