For the Inventor, By the Inventor

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Mendota Heights, MN, United States of America

Gnb Technologies, Inc.

USPTO Granted Patents = 53

Trademarks = 4

Forward Citations = 921

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37 inventors (with patents filed for the assignee):

William H Kump (18 out of 34 patents)

David L Lund (10 out of 20 patents)

Purushothama Rao (8 out of 23 patents)

4. Steven R Peterson (5 out of 6 patents)

5. Steven R Larsen (4 out of 31 patents)

6. Thomas F Uhlemann (4 out of 6 patents)

7. Bradley William Stone (3 out of 8 patents)

8. Jeffrey M Henning (3 out of 4 patents)

9. Charles J DiMarco (3 out of 3 patents)

10. Kris H Campbell (2 out of 35 patents)

11. John E Kopala (2 out of 2 patents)

12. Thomas E Lawrence (2 out of 2 patents)

13. Anthony R Horton (2 out of 2 patents)

14. Stephen G Petrakovich (2 out of 2 patents)

15. Gary M Hayes (2 out of 2 patents)

Core Competencies:

Lead-Acid Batteries

Battery Enclosure

Detachable Battery Handle

Battery Power Systems

Modular Cell Tray Assembly

Induction Heating Apparatus

Sealed Lead-Acid Cells

Hydrometallurgical Process

Positive Lead-Acid Grids

Battery Charging Methods

Battery Container Design

Lead-Acid Cell Manufacturing

53 patents: Sort by Forward Citations

1. 6494279 - Battery enclosure system for motive power in hazardous service environments (2002-12-17),

2. 6428927 - Detachable rope handle assembly for a battery (2002-08-06),

3. 6423451 - Lead-acid cell and positive plate and alloy therefor (2002-07-23),

4. 6406813 - Lead-acid separators and cells and batteries using such separators (2002-06-18),

5. 6372382 - Low profile front terminal lead-acid battery (2002-04-16),

6. 6351878 - Method for making positive grids and lead-acid cells and batteries using such grids (2002-03-05),

7. 6300005 - Battery with container compartment and end wall stiffening block (2001-10-09),

8. 6225006 - Family of lead-acid batteries using a standardized container and having voltage that can be preselected as necessary (2001-05-01),

9. 6183903 - Plastic battery container having reduced end wall deflection (2001-02-06),

10. 6180286 - Lead-acid cells and batteries (2001-01-30),

11. 6177211 - Detachable rope battery handle assembly (2001-01-23),

12. 6153156 - Method for purifying leady oxides (2000-11-28),

13. 6146784 - Vent plug having an integal seal (2000-11-14),

14. 6132907 - Method for making lead-acid jars and cells and batteries using such jars (2000-10-17),

15. 6120934 - Cell tray assembly and cover system for lead-acids cells and batteries (2000-09-19),

GNB Technologies, Inc. is a leading technology company specializing in the development and manufacturing of innovative solutions. With a focus on cutting-edge technology, GNB Technologies offers a wide range of products and services including software development, hardware solutions, and cloud computing services. With a commitment to excellence and quality, GNB Technologies strives to deliver highly reliable and efficient solutions to its clients worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

53 Patents

#2 in Mendota Heights, MN

#184 in Minnesota

#6,655 in US

#13,293 in the World

Mendota Heights, MN, United States of America

Gnb Technologies, Inc.

Forward Citations = 921

37 inventors:

William H Kump (18 out of 34 patents)

David L Lund (10 out of 20 patents)

Purushothama Rao (8 out of 23 patents)

4. Steven R Peterson (5 out of 6 patents)

5. Steven R Larsen (4 out of 31 patents)

Please report any incorrect information to [email protected]

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