31 Utility Patents
#1,001 in Kawasaki
#18,710 in Japan
#87,612 in the World
Forward Citations = 103
Company Filing History:
Tokyo Ohka Kogyo Co., Ltd.
Nanomembrane Technologies, Inc.

4. 1 out of 118

5. 1 out of 114
where one patent can have more than one assignee
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