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For the Inventor, By the Inventor

Berlin, Germany

Borsig Gmbh


USPTO Granted Patents = 47

% Expired Patents = 8.5



Forward Citations = 358

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35 inventors (with patents filed for the assignee):

goldMedal Wolfgang Kehrer (10 out of 12 patents)

silverMedal Carsten Birk (8 out of 9 patents)

bronzeMedal Peter Brucher (7 out of 14 patents)

4.  Helmut Lachmann (7 out of 10 patents)

5.  Dankwart Eiermann (5 out of 38 patents)

6.  Gunther Holldorff (4 out of 4 patents)

7.  Konrad Nassauer (3 out of 6 patents)

8.  Sebastian Drus (2 out of 2 patents)

9.  Judeth Brannon Corry (2 out of 22 patents)

10.  Michael Vogt (2 out of 2 patents)

11.  Dieter Bormann (2 out of 4 patents)

12.  Hudai Turgay (2 out of 2 patents)

13.  Witold Drobka (2 out of 2 patents)

14.  Jan Müggenburg (1 out of 1 patent)

15.  David Eisenhawer (1 out of 7 patents)


Core Competencies:
Heat Exchanger
Quenching System
Cooling Gas
Waste Heat Boiler
Pelletizing Die
Absorption Refrigeration
Turbo-Machine
Compressor
Activated Sludge
Thermal Stabilization
Gas Cooling
Pressure Valve

47 patents:

1. 12298085 - Heat exchanger for cooling cracked gas (2025-05-13),
2. 11226159 - Heat exchanger (2022-01-18),
3. 10981134 - Quenching system (2021-04-20),
4. 10744474 - Quenching system (2020-08-18),
5. 10190829 - Quench-cooling system (2019-01-29),
6. 9074821 - Heat exchanger for cooling reaction gas, including a tubular connection between a cooled tube and an uncooled tube (2015-07-07),
7. 7900969 - Connector between a reaction pipe and a cooling pipe and method for connecting a reaction pipe to a cooling pipe (2011-03-08),
8. 7784433 - Heat exchanger for cooling reaction gas (2010-08-31),
9. 7237601 - Heat exchanger for cooling a hot gas that contains solid particles (2007-07-03),
10. 6976834 - Pelletizing die with even heat distribution and with polymer channel to orifice transition zone, process for orifice thermal stabilization and process for forming a pelletizing die with brazing and thin hard face layer (2005-12-20),
11. 6848639 - Low turbulent flow high speed cutter knife (2005-02-01),
12. 6435139 - Waste heat boiler for cooling hot syngas (2002-08-20),
13. 6202740 - Heat exchanger with a connection (2001-03-20),
14. 6148908 - Heat exchanger for cooling a hot process gas (2000-11-21),
15. 5035283 - Nested-tube heat exchanger (1991-07-30),
Borsig GmbH, headquartered in Berlin, specializes in advanced engineering solutions, focusing on heat exchange technologies and thermal systems. The company develops a range of products including heat exchangers, quenching systems, and waste heat boilers, catering to various industrial applications. Borsig is also recognized for its innovations in activated sludge devices, radial turbo-machines, and compressor technology, contributing significantly to energy efficiency and sustainability in industrial processes.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Borsig Gmbh
47 Patents

#24 in D-1000 Berlin

#1,123 in Germany

#14,796 in the World

Berlin, DE
Berlin, Germany

Borsig Gmbh

Forward Citations = 358

35 inventors:

goldMedal Wolfgang Kehrer (10 out of 12 patents)

silverMedal Carsten Birk (8 out of 9 patents)

bronzeMedal Peter Brucher (7 out of 14 patents)

4.  Helmut Lachmann (7 out of 10 patents)

5.  Dankwart Eiermann (5 out of 38 patents)

Please report any incorrect information to [email protected]
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