6 Utility Patents
#97 in Kawaguchi
#139,646 in Japan
#696,408 in the World
Forward Citations = 82
Company Filing History:
Nippon Leakless Industry Co., Ltd.

Sanshin Industries Co., Ltd.
4. 1 out of 2
Sanshin Kogyo Co., Ltd.
where one patent can have more than one assignee
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