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Mendota Heights, MN, United States of America

Gnb Battery Technologies Inc.

USPTO Granted Patents = 19

Trademarks = 1

Forward Citations = 943

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19 inventors (with patents filed for the assignee):

William H Kump (5 out of 34 patents)

David L Lund (5 out of 20 patents)

Jing-Yih Cherng (5 out of 5 patents)

4. James K Klang (5 out of 5 patents)

5. Purushothama Rao (4 out of 23 patents)

6. Donald W Groff (4 out of 4 patents)

7. Thomas F Uhlemann (2 out of 6 patents)

8. Deborah S Baumgartner (2 out of 3 patents)

9. Steven R Larsen (1 out of 32 patents)

10. Duane D Hakarine (1 out of 2 patents)

11. Jeffrey M Henning (1 out of 4 patents)

12. Richard M Sahli (1 out of 4 patents)

13. Frederick L Marsh (1 out of 3 patents)

14. Gordon C Beckley (1 out of 1 patent)

15. John Larson (1 out of 1 patent)

19 patents: Sort by Forward Citations

1. 5682671 - Method of assembling a bipolar battery and bipolar battery (1997-11-04),

2. 5656920 - Method and apparatus for charging a lead-acid battery (1997-08-12),

3. 5589757 - Apparatus and method for step-charging batteries to optimize charge (1996-12-31),

4. 5583416 - Apparatus and method for step-charging batteries to optimize charge (1996-12-10),

5. 5516600 - Temperature-sensitive thermal insulators for lead-acid batteries (1996-05-14),

6. 5512065 - Methods for assembling lead-acid batteries (1996-04-30),

7. 5487496 - Lead delivery system for casting straps in the manufacture and assembly (1996-01-30),

8. 5484667 - Spacers for lead-acid batteries (1996-01-16),

9. 5470679 - Method of assembling a bipolar lead-acid battery and the resulting (1995-11-28),

10. 5469043 - Method for optimizing the charging of lead-acid batteries and an (1995-11-21),

11. 5460900 - Lead-acid battery having a fluid compartment for reducing (1995-10-24),

12. 5441123 - Sealed lead-acid cell tray assembly and motive powered vehicle using (1995-08-15),

13. 5434025 - Battery grids and plates and lead-acid batteries made using such grids (1995-07-18),

14. 5429643 - Method of assembling a bipolar lead-acid battery and the resulting (1995-07-04),

15. 5422199 - Batteries having improved venting systems (1995-06-06),

Company Overview

Gnb Battery Technologies Inc., based in Mendota Heights, MN, specializes in advanced battery solutions, focusing on the development and manufacturing of energy storage systems. The company is dedicated to providing innovative technologies that enhance the performance and reliability of batteries across various applications, including industrial and commercial sectors. With a commitment to sustainability, Gnb Battery Technologies aims to contribute to the evolution of energy management and storage, addressing the growing demand for efficient power solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

19 Patents

#7 in Mendota Heights, MN

#509 in Minnesota

#17,123 in US

#32,623 in the World

Mendota Heights, MN, United States of America

Gnb Battery Technologies Inc.

Forward Citations = 943

19 inventors:

William H Kump (5 out of 34 patents)

David L Lund (5 out of 20 patents)

Jing-Yih Cherng (5 out of 5 patents)

4. James K Klang (5 out of 5 patents)

5. Purushothama Rao (4 out of 23 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gnb Battery Technologies Inc.. Retrieved from https://idiyas.com/company/gnb-battery-technologies

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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