Forward Citations = 42

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3 inventors (with patents filed for the assignee):

Kazumasa Yamada (4 out of 9 patents)

Minoru Murata (3 out of 7 patents)

Jinichi Ito (2 out of 2 patents)

6 patents: Sort by Forward Citations

1. 5120202 - Switching device for reciprocating pumps (1992-06-09),

2. 5002469 - Switching device for reciprocating pumps (1991-03-26),

3. 5002468 - Switching device for reciprocating pumps (1991-03-26),

4. 4817503 - Diaphragm pump with pressure chamber having a ribbed wall (1989-04-04),

5. 4188170 - Diaphragm pump (1980-02-12),

6. 4011761 - Wheel balancer (1977-03-15),

Yamada Yuki Seizo Co., Ltd. is a leading manufacturer of industrial equipment and machinery based in Japan. With over 50 years of experience in the industry, the company specializes in producing high-quality products for various sectors including automotive, aerospace, and electronics. The company is dedicated to providing innovative solutions and superior customer service to clients worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

6 Patents

#2,218 in Tokyo

#5,840 in Japan

Tokyo, Japan

Yamada Yuki Seizo Co., Ltd.

Forward Citations = 42

3 inventors:

Kazumasa Yamada (4 out of 9 patents)

Minoru Murata (3 out of 7 patents)

Jinichi Ito (2 out of 2 patents)

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