For the Inventor, By the Inventor

Enter assignee name

Sankosha Corporation

USPTO Granted Patents = 17

EPO Patents = 6

Trademarks = 2

Forward Citations = 80

Loading Chart...

Loading Chart...

30 inventors (with patents filed for the assignee):

Masaaki Sato (5 out of 60 patents)

Yutaka Hayashi (3 out of 42 patents)

Tsuyoshi Kawabata (3 out of 3 patents)

4. Yoshiki Maeyashiki (3 out of 3 patents)

5. Makoto Ishizaki (2 out of 6 patents)

6. Yasuharu Yamada (2 out of 31 patents)

7. Takayuki Okawa (2 out of 19 patents)

8. Hideyoshi Saeki (2 out of 2 patents)

9. Takuya Ouchi (2 out of 2 patents)

10. Minoru Yoneda (2 out of 8 patents)

11. Hirofumi Yoshihara (2 out of 2 patents)

12. Yuichi Takahashi (1 out of 47 patents)

13. Hidetoshi Ito (1 out of 3 patents)

14. Kouji Idota (1 out of 1 patent)

15. Shin Nakayama (1 out of 10 patents)

17 patents: Sort by Forward Citations

1. 10158222 - Surge protective device and surge protective system (2018-12-18),

2. 9812858 - Surge protective system (2017-11-07),

3. 9153955 - Communication line isolator (2015-10-06),

4. 8730638 - Lightning surge detector, surge protective device, and management system for surge protective device (2014-05-20),

5. 8647158 - Device for mounting protector on din rail (2014-02-11),

6. 8482277 - Surge current detection device (2013-07-09),

7. 8410773 - Surge current detection device (2013-04-02),

8. 7619161 - Grounding device and method of constructing the same (2009-11-17),

9. 7385140 - Grounding conductor (2008-06-10),

10. 5905282 - Multi-terminal surge protection device (1999-05-18),

11. 5486709 - Surge protection device (1996-01-23),

12. 5376809 - Surge protection device (1994-12-27),

13. 5371385 - Surge protection device (1994-12-06),

14. 5343065 - Method of controlling surge protection device hold current (1994-08-30),

15. 5083185 - Surge absorption device (1992-01-21),

Sankosha Corporation is a global leader in the manufacturing of industrial laundry equipment. With over 70 years of experience, Sankosha provides innovative solutions for commercial laundries, hotels, and garment manufacturers. Their high-quality pressing machines and finishing equipment are known for their reliability and efficiency, helping businesses streamline their laundry operations and achieve superior results.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

17 Patents

#1,264 in Tokyo

#3,160 in Japan

#34,825 in the World

Sankosha Corporation

Forward Citations = 80

30 inventors:

Masaaki Sato (5 out of 60 patents)

Yutaka Hayashi (3 out of 42 patents)

Tsuyoshi Kawabata (3 out of 3 patents)

4. Yoshiki Maeyashiki (3 out of 3 patents)

5. Makoto Ishizaki (2 out of 6 patents)

Please report any incorrect information to support@idiyas.com

Loading…