21 Utility Patents
#58 in Toyonaka
#33,109 in Japan
#150,770 in the World
Forward Citations = 200
Company Filing History:
Sumitomo Chemical Company, Limited
Sanko Chemical Industry Co., Ltd.
Riken Technos Corporation
4. 2 out of 4,290

5. 2 out of 546
Mitsubishi Petrochemical Company Limited
where one patent can have more than one assignee
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