19 Utility Patents
#4 in Hokkaido
#39,195 in Japan
#181,132 in the World
Forward Citations = 680
Company Filing History:



4. 2 out of 16,583
5. 2 out of 375

where one patent can have more than one assignee
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#4 in Hokkaido
#39,195 in Japan
#181,132 in the World
Company Filing History:




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