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For the Inventor, By the Inventor

Kyoto, Japan

Gs Yuasa Corporation


USPTO Granted Patents = 45

% Expired Patents = 26.7



Trademarks = 16

Forward Citations = 591

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93 inventors (with patents filed for the assignee):

goldMedal Hideki Masuda (5 out of 15 patents)

silverMedal Hiroshi Tasai (5 out of 12 patents)

bronzeMedal Hiroshi Mukai (5 out of 7 patents)

4.  Osamu Ushijima (4 out of 15 patents)

5.  Kazuya Okabe (4 out of 20 patents)

6.  Toshiyuki Nukuda (4 out of 22 patents)

7.  Junya Ueda (4 out of 4 patents)

8.  Tetsuya Murai (3 out of 8 patents)

9.  Koichi Nishiyama (3 out of 8 patents)

10.  Ryoichi Okuyama (3 out of 12 patents)

11.  Noriyoshi Munenaga (3 out of 16 patents)

12.  Yoshihiro Yamamoto (3 out of 6 patents)

13.  Masashi Motoi (3 out of 4 patents)

14.  Katsuji Ashida (3 out of 4 patents)

15.  Takehito Matsubara (3 out of 7 patents)


Core Competencies:
Electric Automobile
Lead-Acid Battery
Lithium Ion Battery
Nonaqueous Electrolytic Cell
Fuel Cell System
Battery Balancing Device
Active Material for Batteries
Hydrogen Supply System
Storage Battery Device
Nickel Metal-Hydride Battery
Electrode Manufacturing Method
Submarine Power Unit

45 patents:

1. 7939210 - Electric automobile (2011-05-10),
2. 7939204 - Separator for lead-acid battery (2011-05-10),
3. D635508 - Assembled battery (2011-04-05),
4. 7910252 - Hydrogen supply system (2011-03-22),
5. 7879265 - Active material for lithium ion battery having Al-containing lithium titanate and lithium ion battery (2011-02-01),
6. 7875395 - Nonaqueous electrolytic cell and its manufacturing method (2011-01-25),
7. 7867655 - Nickel metal-hydride battery (2011-01-11),
8. 7825628 - Device for balancing cell voltage for a secondary battery (2010-11-02),
9. 7814628 - Grid for a battery plate, method of producing the same, and battery using the same (2010-10-19),
10. D623127 - Assembled battery (2010-09-07),
11. 7781099 - Non-aqueous electrolyte secondary cell (2010-08-24),
12. 7776214 - Membrane element (2010-08-17),
13. 7754388 - Nonaqueous electrolyte and nonaqueous-electrolyte battery (2010-07-13),
14. 7740963 - Liquid fuel type fuel cell system and its operating method (2010-06-22),
15. 7718312 - Battery (2010-05-18),
GS Yuasa Corporation is a Japanese manufacturing company that specializes in the production of batteries and power supply systems. With over 100 years of experience, they offer a wide range of high-quality products for various applications including automotive, industrial, and energy storage. Their commitment to innovation and sustainability has made them a trusted global leader in the battery industry.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 29 2026

Gs Yuasa Corporation
45 Patents

#67 in Kyoto 615-0031

#1,824 in Japan

#15,408 in the World

Kyoto, JP
Kyoto, Japan

Gs Yuasa Corporation

Forward Citations = 591

93 inventors:

goldMedal Hideki Masuda (5 out of 15 patents)

silverMedal Hiroshi Tasai (5 out of 12 patents)

bronzeMedal Hiroshi Mukai (5 out of 7 patents)

4.  Osamu Ushijima (4 out of 15 patents)

5.  Kazuya Okabe (4 out of 20 patents)

Please report any incorrect information to [email protected]
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