4 Utility Patents
#2,715 in Shizuoka
#191,370 in Japan
Forward Citations = 14
Company Filing History:

Sanshin Kogyo Kabushiki Kaisha
Japan Metal Gasket Co., Ltd.
where one patent can have more than one assignee
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#2,715 in Shizuoka
#191,370 in Japan
Company Filing History:

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