149 Utility Patents
#40 in Osaka
#520 in Japan
#3,859 in the World
Forward Citations = 1,503
Company Filing History:






4. 1 out of 12,680
Panasonic Intellectual Property Management 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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