For the Inventor, By the Inventor

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Minneapolis, MN, United States of America

Techhold, LLC

USPTO Granted Patents = 10

EPO Patents = 2

Trademarks = 6

Forward Citations = 11

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12 inventors (with patents filed for the assignee):

Greg Fuchs (10 out of 29 patents)

Frederick R Faxvog (8 out of 25 patents)

Wallace Jensen (7 out of 23 patents)

4. George E Anderson (5 out of 44 patents)

5. David Blake Jackson (5 out of 27 patents)

6. Gale K Nordling (5 out of 21 patents)

7. David Lawrence Anderson (5 out of 10 patents)

8. William M Volna (2 out of 13 patents)

9. James Nicholas Ruehl (2 out of 11 patents)

10. Terry Lee Volkmann (1 out of 2 patents)

11. Craig Eid (1 out of 4 patents)

12. Terrance R Noe (1 out of 3 patents)

13. Terrence R Noe (9 patents)

14. Bill Volna (1 patent)

15. David Jackson (0 patent)

10 patents: Sort by Forward Citations

1. 11984720 - Power grid protection via transformer neutral blocking systems and triggered phase disconnection (2024-05-14),

2. 11923129 - Control system for transformer protection system (2024-03-05),

3. 11664653 - Overvoltage protection assembly (2023-05-30),

4. 11621557 - Overvoltage protection for power systems (2023-04-04),

5. 11451047 - Protection of electrical devices based on electromagnetic pulse signal (2022-09-20),

6. 11451044 - Automated self testing of power grid transformer protection systems (2022-09-20),

7. RE48775 - Self-testing features of sensing and control electronics for a power grid protection system (2021-10-11),

8. 11038347 - Overvoltage protection for power systems (2021-06-15),

9. 10985559 - Method and system for improved operation of power grid components in the presence of direct current (DC) (2021-04-20),

10. 10931096 - Systems and methods for actuating a transformer neutral blocking system (2021-02-23),

Techhold, LLC is a leading technology solutions provider, offering a wide range of services including software development, IT consulting, and project management. With a team of experienced professionals, Techhold is committed to delivering innovative and efficient solutions for clients in various industries.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

10 Patents

#153 in Minneapolis, MN

#835 in Minnesota

#28,957 in US

#54,287 in the World

Minneapolis, MN, United States of America

Techhold, LLC

Forward Citations = 11

12 inventors:

Greg Fuchs (10 out of 29 patents)

Frederick R Faxvog (8 out of 25 patents)

Wallace Jensen (7 out of 23 patents)

4. George E Anderson (5 out of 44 patents)

5. David Blake Jackson (5 out of 27 patents)

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