1 Utility Patents
#712 in Fuchu
#427,876 in Japan
Forward Citations = 1
Company Filing History:

San-ei Shokuhin Hanbai Kabushiki Kaisha
Showa Denko Kabushiki Kaisha
where one patent can have more than one assignee
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#712 in Fuchu
#427,876 in Japan
Company Filing History:

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