Forward Citations = 127

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2 inventors (with patents filed for the assignee):

Kazumasa Yamada (3 out of 9 patents)

Shigeru Murata (2 out of 11 patents)

5 patents: Sort by Forward Citations

1. 6619932 - Restarting device of a pump change-over valve which induces a pressure difference within the pump change-over valve to remove the latter from an intermediate stalled position (2003-09-16),

2. 6126403 - Diaphragm pump (2000-10-03),

3. 5758565 - Diaphragm assembly and method of manufacturing same (1998-06-02),

4. 5743169 - Diaphragm assembly and method of manufacturing same (1998-04-28),

5. 5421367 - Spool type valve (1995-06-06),

Yamada T.S. Co. Ltd. is a leading manufacturer of precision components and parts for various industries including automotive, electronics, and machinery. With a strong focus on innovation and quality, Yamada T.S. delivers reliable solutions to meet the unique needs of their clients. Their commitment to excellence has earned them a reputation for superior products and exceptional customer service.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

5 Patents

#2,449 in Tokyo

#6,488 in Japan

Tokyo, Japan

Yamada T.s. Co. Ltd.

Forward Citations = 127

2 inventors:

Kazumasa Yamada (3 out of 9 patents)

Shigeru Murata (2 out of 11 patents)

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