41 Utility and 6 Design Patents
#2,538 in Tokyo
#11,396 in Japan
#54,644 in the World
rank by utility patentsForward Citations = 134
Company Filing History:


Panasonic Intellectual Property Management Co., Ltd.
4. 4 out of 320
Panasonic Holdings Corporation
5. 4 out of 500
Thk Co., Ltd.
where one patent can have more than one assignee
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