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USPTO Data Jan 1 1976 - Dec 30 2025
165 Patents
#1 in Kiryu
#783 in Japan
#4,872 in the World
Yamada Manufacturing Co., Ltd.
Forward Citations = 495
178 inventors:
Yamada Manufacturing Co., Ltd.
EPO Patents = 36
Trademarks = 3
Forward Citations = 495
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178 inventors (with patents filed for the assignee):
Junichi Miyajima (21 out of 21 patents)
Takatoshi Watanabe (18 out of 18 patents)
Akifumi Ozeki (14 out of 14 patents)
4. Kenichi Fujiki (13 out of 13 patents)
5. Yoshinori Shiroishi (11 out of 11 patents)
6. Masato Izutsu (11 out of 11 patents)
7. Toru Sekiguchi (10 out of 10 patents)
8. Norihiko Yokota (8 out of 9 patents)
9. Toshihito Nagai (7 out of 7 patents)
10. Ryosuke Takahashi (7 out of 7 patents)
11. Yasunori Ono (7 out of 9 patents)
12. Toru Ito (6 out of 6 patents)
13. Hidehiko Koyashiki (6 out of 6 patents)
14. Toshihito Osawa (6 out of 6 patents)
15. Atsushi Kaneko (6 out of 7 patents)
Core Competencies:
Electric Pump
Steering Device
Control Valve
Motor Stator
Water Pump
Cooling System
Shock Absorbing Steering Device
Connector Receiver Unit
Oil Pump
Thermo Valve
Scavenge Pump
165 patents:
Yamada Manufacturing Co., Ltd. is a global leader in manufacturing and distribution of high-quality industrial equipment. With over 50 years of experience, we specialize in developing innovative solutions for various sectors including automotive, electronics, aerospace, and more. Our cutting-edge technologies, skilled workforce, and commitment to customer satisfaction have earned us a reputable position in the industry. Visit our website to explore our extensive range of products and discover how we can meet your industrial equipment needs.
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36 patents (EPO):
Please report any incorrect information to support@idiyas.com