29 Utility Patents
#4,254 in Tokyo
#20,401 in Japan
#94,641 in the World
Forward Citations = 111
Company Filing History:

Other
Asahi Kogaku Kogyo Kabushiki Kaisha
4. 2 out of 2
Yoshihiro Ishikawa
5. 2 out of 342

where one patent can have more than one assignee
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