23 Utility Patents
#3,038 in Kanagawa
#29,905 in Japan
#138,677 in the World
Forward Citations = 348
Company Filing History:

Nippon Petrochemicals Company, Limited
Daiwa Co., Ltd.
4. 1 out of 1,783
Mitsui Chemicals, Inc.
where one patent can have more than one assignee
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