For the Inventor, By the Inventor

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Rosemont, IL, United States of America

Appleton Grp LLC

USPTO Granted Patents = 82

% Expired Patents = 8.5

CIPO Patents = 3

EPO Patents = 7

Trademarks = 48

Forward Citations = 181

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116 inventors (with patents filed for the assignee):

Timothy E Graff (27 out of 27 patents)

Ravindra Viraj Gurjar (11 out of 11 patents)

Santosh K Patil (11 out of 15 patents)

4. Harsha N Devappa (10 out of 10 patents)

5. Vinaya Nandish Kubsad (10 out of 14 patents)

6. Sumit Kumar (9 out of 20 patents)

7. Harish Prakash Kulkarni (8 out of 12 patents)

8. Yicheng Peter Pan (5 out of 6 patents)

9. Andrew J Donlan (5 out of 5 patents)

10. William Leber (5 out of 5 patents)

11. Paul E Mazur (4 out of 4 patents)

12. Jacob Holfeuer (4 out of 4 patents)

13. Karan C Mandlekar (4 out of 4 patents)

14. Neil Jingo Samson Valmonte (4 out of 4 patents)

15. Anoop R Zutti (4 out of 4 patents)

Core Competencies:

LED Luminaire

Dimmable Lighting

Emergency Backup

Explosion Proof

Power Supply

Wireless Communications

Heat Dissipation

Lighting Fixture

Electrical Enclosure

Smart Controls

Energy Monitoring

Optical Elements

82 patents: Sort by Forward Citations

1. 12591597 - Method and system of changing dataset used to characterize information (2026-03-31),

2. 12422116 - Hazardous area lighting with emergency power back up and wireless communications (2025-09-23),

3. 12295078 - Luminaire for remote monitoring of power usage (2025-05-06),

4. 12156313 - Controlling networked dimmable luminaires based on energy consumption (2024-11-26),

5. 12107377 - Plastic latching system for securement of electronic component to a DIN rail (2024-10-01),

6. 12040641 - Systems and methods for situational suppression of overcurrent protection (2024-07-16),

7. 12034295 - Inrush current protection circuit with noise immune latching circuit (2024-07-09),

8. 11994564 - Power supply communication architecture with diagnostics, analytics, and remote configuration for enhanced operation and maintenance (2024-05-28),

9. 11984709 - Actuator for a switch gear of an electric panel (2024-05-14),

10. 11940122 - LED luminaire having central driver housing (2024-03-26),

11. 11852315 - Recessed lamp with sealed enclosure (2023-12-26),

12. 11828440 - IEC zone 1 rated LED light engine using pre-molded optic (2023-11-28),

13. 11821617 - Arrangement for sealing portion of wires between LED array board and driver compartment in LED luminaires (2023-11-21),

14. 11769380 - Event indications of hazardous environment luminaires using visual sequences (2023-09-26),

15. 11746993 - IEC Zone 1 rated LED light engine using pre-molded encapsulation layer and metal sheet (2023-09-05),

Appleton Grp LLC, based in Rosemont, IL, specializes in advanced LED lighting technology, focusing on innovative solutions for various applications. The company develops a range of products including LED luminaires, dimmable lighting systems, and emergency backup solutions, catering to diverse industrial needs. Their expertise extends to explosion-proof lighting, power supply systems, and wireless communication technologies, ensuring safety and efficiency in challenging environments. Appleton Grp is committed to enhancing lighting performance while addressing heat dissipation and fixture design.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

82 Patents

#4 in Rosemont, IL

#259 in Illinois

#4,525 in US

#9,254 in the World

Rosemont, IL, United States of America

Appleton Grp LLC

Forward Citations = 181

116 inventors:

Timothy E Graff (27 out of 27 patents)

Ravindra Viraj Gurjar (11 out of 11 patents)

Santosh K Patil (11 out of 15 patents)

4. Harsha N Devappa (10 out of 10 patents)

5. Vinaya Nandish Kubsad (10 out of 14 patents)

Please report any incorrect information to [email protected]

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