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Yuasa Corporation

USPTO Granted Patents = 38

% Expired Patents = 2.6

CIPO Patents = 1

Trademarks = 4

Forward Citations = 382

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74 inventors (with patents filed for the assignee):

Syuichi Izuchi (9 out of 14 patents)

Kazuo Murata (7 out of 18 patents)

Hiroe Nakagawa (6 out of 13 patents)

4. Masahiko Oshitani (6 out of 9 patents)

5. Masaharu Watada (6 out of 7 patents)

6. Seijiro Ochiai (5 out of 6 patents)

7. Shigeru Sano (5 out of 7 patents)

8. Minoru Kuzuhara (4 out of 4 patents)

9. Kazunari Takeda (4 out of 7 patents)

10. Takehito Bogauchi (4 out of 4 patents)

11. Shiro Kato (4 out of 5 patents)

12. Hiroshi Kagawa (3 out of 10 patents)

13. Kengo Furukawa (3 out of 3 patents)

14. Toshiki Tanaka (3 out of 4 patents)

15. Yoshihiro Eguchi (3 out of 4 patents)

38 patents: Sort by Forward Citations

1. 7635512 - Nickel electrode material, and production method therefor, and nickel electrode and alkaline battery (2009-12-22),

2. 7527890 - Sealed alkaline storage battery, electrode structure and charging method for the same, and charger for sealed alkaline storage battery (2009-05-05),

3. D543938 - Storage battery (2007-06-05),

4. 7022238 - Immersion type membrane filter (2006-04-04),

5. 6902848 - Lithium battery including a gel electrolyte (2005-06-07),

6. 6673496 - Thin lithium secondary cell (2004-01-06),

7. 6358646 - Method of making a flat type lithium secondary battery and electrode (2002-03-19),

8. 6248479 - Secondary battery (2001-06-19),

9. 6136473 - Hydrogen absorbing electrode, nickel electrode and alkaline storage (2000-10-24),

10. 5935732 - Hydrogen absorbing electrode and its manufacturing method (1999-08-10),

11. 5789109 - Cathode composite (1998-08-04),

12. 5750285 - Life indicator and lead-acid storage battery with life indicator (1998-05-12),

13. 5630263 - Manufacturing method of expanded mesh (1997-05-20),

14. 5572418 - Quasi-resonant PWM inverter (1996-11-05),

15. 5547780 - Battery precursor and a battery (1996-08-20),

Yuasa Corporation is a global manufacturing company that specializes in the development and production of lead acid batteries. With over 100 years of experience, Yuasa is recognized for its high-quality battery solutions for various industries including automotive, industrial, and power sports. The company's commitment to quality, innovation, and customer satisfaction has made it a trusted brand worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

38 Patents

#216 in Osaka

#2,021 in Japan

#17,788 in the World

Yuasa Corporation

Forward Citations = 382

74 inventors:

Syuichi Izuchi (9 out of 14 patents)

Kazuo Murata (7 out of 18 patents)

Hiroe Nakagawa (6 out of 13 patents)

4. Masahiko Oshitani (6 out of 9 patents)

5. Masaharu Watada (6 out of 7 patents)

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