For the Inventor, By the Inventor

Enter assignee name

Yoshikawa Kogyo Co., Ltd.

USPTO Granted Patents = 10

CIPO Patents = 5

EPO Patents = 3

Forward Citations = 35

Loading Chart...

Loading Chart...

33 inventors (with patents filed for the assignee):

Kikuzo Sawada (2 out of 2 patents)

Toshio Mori (2 out of 2 patents)

Seietsu Morimoto (2 out of 2 patents)

4. Katsumi Eguchi (2 out of 2 patents)

5. Hirohumi Kamiota (2 out of 2 patents)

6. Tomio Kawasaki (2 out of 2 patents)

7. Yusuke Nishiura (1 out of 4 patents)

8. Ryurou Kurahashi (1 out of 5 patents)

9. Yuji Mori (1 out of 1 patent)

10. Toshiharu Morimoto (1 out of 2 patents)

11. Yoshio Shin (1 out of 1 patent)

12. Fumiaki Otsubo (1 out of 1 patent)

13. Yasuhiro Omori (1 out of 1 patent)

14. Takashi Kumai (1 out of 1 patent)

15. Toshifumi Horita (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 12440711 - System for confirming hooking state of safety harness (2025-10-14),

2. 10720816 - Laminated core manufacturing method, inner core, and outer core (2020-07-21),

3. 10323153 - Corrosion-resistant sprayed coating, method for forming same and spraying device for forming same (2019-06-18),

4. 9875635 - Proximity detection system (2018-01-23),

5. 8384202 - Semiconductor device, and communication apparatus and electronic apparatus having the same (2013-02-26),

6. 7320940 - Method for manufacturing electronic device including package (2008-01-22),

7. 6722023 - Recycling equipment for used-automobiles (2004-04-20),

8. 6594877 - Method and equipment of recycling used-automobiles (2003-07-22),

9. 6077207 - Printing web transporting roller (2000-06-20),

10. 4389360 - Method of forming a protective coating on a long lance to be immersed in (1983-06-21),

Yoshikawa Kogyo Co., Ltd. is a Japanese company specializing in the design and manufacture of precision dies and molds. With over 50 years of experience, the company has established a strong reputation for producing high-quality products for various industries, including automotive, electronics, and aerospace. Yoshikawa Kogyo is known for its commitment to innovation, technology, and customer satisfaction.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

10 Patents

#26 in Fukuoka

#4,283 in Japan

#54,238 in the World

Yoshikawa Kogyo Co., Ltd.

Forward Citations = 35

33 inventors:

Kikuzo Sawada (2 out of 2 patents)

Toshio Mori (2 out of 2 patents)

Seietsu Morimoto (2 out of 2 patents)

4. Katsumi Eguchi (2 out of 2 patents)

5. Hirohumi Kamiota (2 out of 2 patents)

Please report any incorrect information to support@idiyas.com

Loading…