For the Inventor, By the Inventor

Enter assignee name

Kawasaki, Japan

Hayashi Denki Co. Ltd.

USPTO Granted Patents = 8

Trademarks = 2

Forward Citations = 68

Loading Chart...

Loading Chart...

14 inventors (with patents filed for the assignee):

Hiroji Matsumoto (4 out of 5 patents)

Masuo Sugawara (4 out of 4 patents)

Yasushi Hayashi (1 out of 1 patent)

4. Paul G Koven (1 out of 1 patent)

5. Hiroshi Furuhata (1 out of 4 patents)

6. Kazumasa Morinaga (1 out of 1 patent)

7. Mitio Ohno (1 out of 2 patents)

8. Yoichi Shimada (1 out of 1 patent)

9. Ryoichi Kanno (1 out of 3 patents)

10. Kuniyasu Kodaira (1 out of 2 patents)

11. Hirozi Matumoto (1 out of 2 patents)

12. Yoshimoto Hayashi (1 out of 1 patent)

13. Atsuhiro Harima (1 out of 1 patent)

14. Tsune Tajima (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 5570692 - Ultrasonic doppler blood flow detector for hemorrhoid artery ligation (1996-11-05),

2. 5172697 - Cuff inflation system (1992-12-22),

3. D277132 - Small animal holder for use with apparatus measuring blood pressure of (1985-01-08),

4. D266270 - Fetus pulse and blood flow detector (1982-09-21),

5. 4336808 - Ultrasonic wave probe (1982-06-29),

6. D264623 - Blood flow detector (1982-05-25),

7. D262738 - Blood flow detector (1982-01-19),

8. D262402 - Blood flow detector (1981-12-22),

Hayashi Denki Co. Ltd. is a leading provider of electrical components and solutions for industrial automation. With a focus on quality and innovation, the company offers a wide range of products including sensors, switches, and control systems. Hayashi Denki is recognized for its reliable products and exceptional customer service, making it a trusted partner for businesses across various industries.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

8 Patents

#51 in Kawasaki

#4,916 in Japan

Kawasaki, Japan

Hayashi Denki Co. Ltd.

Forward Citations = 68

14 inventors:

Hiroji Matsumoto (4 out of 5 patents)

Masuo Sugawara (4 out of 4 patents)

Yasushi Hayashi (1 out of 1 patent)

4. Paul G Koven (1 out of 1 patent)

5. Hiroshi Furuhata (1 out of 4 patents)

Please report any incorrect information to support@idiyas.com

Loading…