7 Utility Patents
#22,225 in Tokyo
#121,533 in Japan
#596,497 in the World
Forward Citations = 16
Company Filing History:

Asahi Kasei Kabushiki Kaisha
Japan Elastomer Co., Ltd.
4. 1 out of 1,297

5. 1 out of 170

where one patent can have more than one assignee
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