23 Utility Patents
#6,046 in Tokyo
#29,927 in Japan
#138,817 in the World
Forward Citations = 24
Company Filing History:
Yoshino Kogyosho Co., Ltd.

Asahi Kasei Kabushiki Kaisha
4. 1 out of 416

5. 1 out of 1
Yoshino Kogyosho., Ltd.
where one patent can have more than one assignee
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