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For the Inventor, By the Inventor

Wrightsville Beach, NC, United States of America

Koolbridge Solar, Inc.


USPTO Granted Patents = 29

Trademarks = 2

Forward Citations = 144

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5 inventors (with patents filed for the assignee):

goldMedal Paul Wilkinson Dent (29 out of 265 patents)

silverMedal Curtis W Thornton (2 out of 41 patents)

bronzeMedal Lawrence D Zirbel (1 out of 1 patent)

4.  Jaap Haartsen (1 out of 5 patents)

5.  Jacobus Cornelis Haartsen (1 out of 140 patents)


Core Competencies:
Solar Energy
Dual-Power Outlets
Adaptive Distribution Panel
DC to AC Inverter
Smart Load Center
Transformerless Converter
Safety Shut-Down System
Hybrid Communication System
Inverter Current Limiting
Photovoltaic Combiner
Overcurrent Coordination
Residential Energy Installation

29 patents:

1. 12401199 - Dual-power electrical outlets (2025-08-26),
2. 12362647 - Solar energy system with variable priority circuit backup (2025-07-15),
3. 12255528 - Multi-level, jittering, DC to AC inverter with low pass filter (2025-03-18),
4. 12237762 - Dual-source facility power system (2025-02-25),
5. 12160168 - Adaptive electrical power distribution panel (2024-12-03),
6. 11901810 - Adaptive electrical power distribution panel (2024-02-13),
7. 11791711 - Safety shut-down system for a solar energy installation (2023-10-17),
8. 11509163 - Multi-level DC to AC inverter (2022-11-22),
9. 11460488 - AC electrical power measurements (2022-10-04),
10. 11228171 - Overcurrent trip coordination between inverter and circuit breakers (2022-01-18),
11. 11196272 - Rapid de-energization of DC conductors with a power source at both ends (2021-12-07),
12. 11070053 - Fast fault current limiter (2021-07-20),
13. 10998755 - Transformerless DC to AC converter using selectively series-connected capacitors and PWM (2021-05-04),
14. 10951027 - Smart load center panel (2021-03-16),
15. 10944263 - Neutral routing for multiple electrical power sources (2021-03-09),
Koolbridge Solar, Inc. is a technology company based in Wrightsville Beach, NC, specializing in innovative solar energy solutions. The company focuses on developing advanced solar panel technologies and energy management systems that enhance the efficiency and accessibility of renewable energy. Koolbridge aims to empower consumers and businesses by providing sustainable energy options that integrate seamlessly with existing infrastructure, promoting a greener future through cutting-edge solar applications.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Koolbridge Solar, Inc.
29 Patents

#1 in Wrightsville Beach, NC

#263 in North Carolina

#11,606 in US

#22,510 in the World

Wrightsville Beach, NC (US)
Wrightsville Beach, NC, United States of America

Koolbridge Solar, Inc.

Forward Citations = 144

5 inventors:

goldMedal Paul Wilkinson Dent (29 out of 265 patents)

silverMedal Curtis W Thornton (2 out of 41 patents)

bronzeMedal Lawrence D Zirbel (1 out of 1 patent)

4.  Jaap Haartsen (1 out of 5 patents)

5.  Jacobus Cornelis Haartsen (1 out of 140 patents)

Please report any incorrect information to [email protected]
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