38 Utility Patents
#2,905 in Tokyo
#13,094 in Japan
#62,257 in the World
Forward Citations = 247
Company Filing History:

Hitachi Plant Technologies, Ltd.

4. 4 out of 6
Asahi Kasei Battery Separator Corporation
5. 3 out of 938
Asahi Kasei Kabushiki Kaisha
where one patent can have more than one assignee
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