41 Utility and 2 Design Patents
#2,530 in Tokyo
#11,375 in Japan
#54,566 in the World
rank by utility patentsForward Citations = 919
Company Filing History:



4. 4 out of 3,132
Asahi Kogaku Kogyo Kabushiki Kaisha
5. 2 out of 1,266

where one patent can have more than one assignee
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