129 Utility Patents
#182 in Tokyo
#787 in Japan
#5,518 in the World
Forward Citations = 3,082
Company Filing History:





Sansui Electric Co., Ltd.
4. 15 out of 1,266

5. 9 out of 153
Tokyo Kogaku Kikai Kabushiki Kaisha
where one patent can have more than one assignee
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