6 Utility Patents
#7,234 in Osaka
#139,692 in Japan
#697,517 in the World
Forward Citations = 2
Company Filing History:
Panasonic Intellectual Property Management Co., Ltd.


4. 1 out of 2
Mitsukawa & Co., Ltd.
5. 1 out of 27,375

where one patent can have more than one assignee
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