113 Utility and 5 Design Patents
#270 in Tokyo
#1,128 in Japan
#7,515 in the World
rank by utility patentsForward Citations = 570
Company Filing History:

Asahi Kogaku Kogyo Kabushiki Kaisha
Yamanouchi Pharmaceutical Company Ltd.
4. 9 out of 12

5. 6 out of 52,653

where one patent can have more than one assignee
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