17 Utility and 1 Design Patents
#6 in Kasukabe
#45,370 in Japan
#210,841 in the World
rank by utility patentsForward Citations = 190
Company Filing History:



4. 1 out of 5
Sendai Nikon Corporation
5. 1 out of 41
Seikagaku Kogyo Kabushiki Kaisha
where one patent can have more than one assignee
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