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For the Inventor, By the Inventor

Neunkirchen, Germany

Purem Gmbh


USPTO Granted Patents = 112


Forward Citations = 22

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157 inventors (with patents filed for the assignee):

goldMedal Fatih Uysal (12 out of 12 patents)

silverMedal Enver Kurpejovic (11 out of 20 patents)

bronzeMedal Wolfgang Datz (9 out of 12 patents)

4.  Andreas Wacker (8 out of 9 patents)

5.  Benjamin Röhr (8 out of 10 patents)

6.  Peter Kast (8 out of 13 patents)

7.  Holger Brenner (8 out of 8 patents)

8.  Annika Zeumer (7 out of 10 patents)

9.  Frank Berkemer (7 out of 12 patents)

10.  Jürgen Häberle (7 out of 11 patents)

11.  Gerd Gaiser (7 out of 40 patents)

12.  Tobias Wolf (7 out of 12 patents)

13.  Jochen Hammer (7 out of 12 patents)

14.  Matthias Grün (6 out of 8 patents)

15.  Markus Birgler (6 out of 12 patents)


Core Competencies:
Exhaust Systems
Mufflers
Gas Treatment
Heating Units
Exhaust Gas Heaters
Internal Combustion Engines
Control Flaps
Mixing Arrangements
Sound Dampers
Welding Components
Connection Elements
Modular Construction

112 patents:

1. 12729638 - Exhaust gas heater (2026-09-08),
2. 12712190 - Fuel-cell exhaust arrangement (2026-08-18),
3. 12680485 - Exhaust-gas treatment arrangement (2026-07-14),
4. 12662955 - Catalytic heater for an exhaust gas system of an internal combustion engine, exhaust gas system and method of operating an exhaust gas system (2026-06-23),
5. 12560261 - Connecting flange for connecting two tubular components to each other (2026-02-24),
6. 12520384 - Exhaust-gas heater (2026-01-06),
7. 12496669 - Interchangeable carrier system (2025-12-16),
8. 12492657 - Exhaust gas system for an internal combustion engine (2025-12-09),
9. 12492653 - Muffler and method for making a muffler (2025-12-09),
10. 12486791 - Exhaust-gas heater (2025-12-02),
11. 12469863 - Control flap assembly for a gas flow in a fuel cell system (2025-11-11),
12. 12467392 - Muffler, exhaust system including a muffler, and method of making a muffler for an exhaust system (2025-11-11),
13. 12454901 - Sound damper (2025-10-28),
14. 12442325 - Exhaust gas routing component for an exhaust gas system of an internal combustion engine (2025-10-14),
15. 12404796 - Exhaust-gas treatment arrangement (2025-09-02),
PUREM GmbH is a leading provider of innovative solutions for sustainable energy. With a focus on renewable energy technologies, PUREM develops and manufactures advanced solar panels, wind turbines, and energy storage systems. Our products are designed to maximize energy efficiency, reduce carbon emissions, and promote a cleaner and greener future. Learn more about our cutting-edge solutions and how we are revolutionizing the renewable energy sector at www.purem.com.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

112 Patents

#2 in Neunkirchen

#527 in Germany

#7,040 in the World

Neunkirchen, DE
Neunkirchen, Germany

Purem Gmbh

Forward Citations = 22

157 inventors:

goldMedal Fatih Uysal (12 out of 12 patents)

silverMedal Enver Kurpejovic (11 out of 20 patents)

bronzeMedal Wolfgang Datz (9 out of 12 patents)

4.  Andreas Wacker (8 out of 9 patents)

5.  Benjamin Röhr (8 out of 10 patents)

Please report any incorrect information to [email protected]
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