31 Utility Patents
#57 in Hirakata
#18,710 in Japan
#87,612 in the World
Forward Citations = 479
Company Filing History:

Other
Mitsubishi Petrochemical Company Limited
4. 1 out of 115
Matsushita Electrical Industrial Co., Ltd.
5. 1 out of 13
Matsushita Electric Ind. Co., Ltd.
where one patent can have more than one assignee
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