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Bethel, CT, United States of America

Duracell Inc.

USPTO Granted Patents = 219

CIPO Patents = 3

Trademarks = 3

Forward Citations = 5,089

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245 inventors (with patents filed for the assignee):

William L Bowden (17 out of 42 patents)

Alwyn H Taylor (12 out of 17 patents)

Han C Kuo (11 out of 26 patents)

4. Enoch I Wang (10 out of 15 patents)

5. Lifun Lin (9 out of 47 patents)

6. Sean A Sargeant (9 out of 9 patents)

7. Robert Yoppolo (8 out of 23 patents)

8. Viet H Vu (8 out of 31 patents)

9. William T McHugh (8 out of 21 patents)

10. Chih-Chung Wang (8 out of 13 patents)

11. Arabinda N Dey (8 out of 39 patents)

12. Jack Treger (7 out of 14 patents)

13. Peter R Moses (7 out of 22 patents)

14. Jane A Blasi (7 out of 8 patents)

15. Marian Wiacek (7 out of 7 patents)

Core Competencies:

Battery Cathode

Electrode Assemblies

Hydrogen Storage Alloy

Current Interrupter

Alkaline Cell

Prismatic Cell

Lithium Ion Cell

Manganese Dioxide

Battery Pack

Electrochemical Cell Label

Moisture Barrier

Universal Battery Charger

219 patents: Sort by Forward Citations

1. 6833217 - Battery cathode (2004-12-21),

2. 6521378 - Electrode having multi-modal distribution of zinc-based particles (2003-02-18),

3. 6309775 - Prismatic electrochemical cell (2001-10-30),

4. 6298530 - Reinforced coiled electrode assemblies and methods of producing same (2001-10-09),

5. 6284410 - Zinc electrode particle form (2001-09-04),

6. 6207322 - Alkaline cell with semisolid cathode (2001-03-27),

7. 6197448 - Hydrogen storage alloy (2001-03-06),

8. 6159634 - Battery separator (2000-12-12),

9. 6143446 - Battery cathode (2000-11-07),

10. 6143439 - End cap assembly for an electrochemical cell (2000-11-07),

11. 6127062 - End cap seal assembly for an electrochemical cell (2000-10-03),

12. 6126704 - Method of forming a terminal pip protrusion on the casing of an alkaline (2000-10-03),

13. 6083639 - Current interrupter for electrochemical cells (2000-07-04),

14. 6080506 - Pressure activated current interrupter for electrochemical cells (2000-06-27),

15. 6074783 - Hydrogen storage alloys for use in rechargeable electrochemical cells, (2000-06-13),

Duracell Inc., headquartered in Bethel, Connecticut, specializes in the development and manufacturing of advanced electrochemical cells. The company is renowned for its expertise in various battery technologies, including alkaline, lithium-ion, and prismatic cells. Duracell's core innovations encompass battery cathodes, electrode assemblies, and hydrogen storage alloys, contributing to a wide range of applications in consumer electronics and beyond. With a commitment to quality and performance, Duracell remains a leader in the battery industry.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

219 Patents

#1 in Bethel, CT

#52 in Connecticut

#1,911 in US

#3,901 in the World

Bethel, CT, United States of America

Duracell Inc.

Forward Citations = 5,089

245 inventors:

William L Bowden (17 out of 42 patents)

Alwyn H Taylor (12 out of 17 patents)

Han C Kuo (11 out of 26 patents)

4. Enoch I Wang (10 out of 15 patents)

5. Lifun Lin (9 out of 47 patents)

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