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For the Inventor, By the Inventor

Munich, Germany

Knorr-Bremse Gmbh


USPTO Granted Patents = 95

% Expired Patents = 2.1


Trademarks = 1

Forward Citations = 700

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92 inventors (with patents filed for the assignee):

goldMedal Hans Pollinger (14 out of 14 patents)

silverMedal Josef Hintner (6 out of 7 patents)

bronzeMedal Johann Huber (6 out of 7 patents)

4.  Bernd Wosegien (6 out of 8 patents)

5.  Georg Stauble (5 out of 9 patents)

6.  Hans Gebhardt (5 out of 5 patents)

7.  Franz Prahl (5 out of 5 patents)

8.  Xaver Wirth (4 out of 25 patents)

9.  Eckart Saumweber (4 out of 9 patents)

10.  Ernst Katzer (4 out of 4 patents)

11.  Mathias Schorwerth (4 out of 4 patents)

12.  Peter Pick (4 out of 4 patents)

13.  Julius Nadas (4 out of 5 patents)

14.  Nils B Sander (3 out of 8 patents)

15.  Walter Furtner (3 out of 3 patents)


Core Competencies:
Brake Control Systems
Disc Brakes
Pneumatic Brake Devices
Electropneumatic Brakes
Brake Accelerators
Anti-lock Devices
Valve Devices
Hydraulic Brakes
Brake Disks
Sliding Door Drives
Sealing Systems
Footboard Mechanisms

95 patents:

1. 11235653 - Door sealing device, door sealing system and door leaf for a rail vehicle (2022-02-01),
2. 10071752 - Movable footboard for a vehicle door (2018-09-11),
3. 10029710 - Illumination of vehicle doors (2018-07-24),
4. 8517433 - Locking device of a door (2013-08-27),
5. 7552561 - Drive for a sliding door or a swinging-sliding door (2009-06-30),
6. 6269834 - Electromagnetically operated distribution valve for a pneumatic system (2001-08-07),
7. 6206481 - Trailer control valve for a compressed air brake system for motor vehicles (2001-03-27),
8. 6082978 - Valve device in a piston compressor (2000-07-04),
9. 6038856 - Governor for air compressors of vehicles (2000-03-21),
10. 4745996 - Brake ring for brake disks, especially of disk brakes for rail vehicles (1988-05-24),
11. 4735047 - Piston rodless working cylinder (1988-04-05),
12. 4592598 - Pulsating brake accelerator for rail vehicle air brake (1986-06-03),
13. 4592597 - Hydraulic brake for vehicles (1986-06-03),
14. 4592451 - Brake linkage for vehicle friction brakes (1986-06-03),
15. 4586756 - Brake control valve system for rail vehicle air brake (1986-05-06),
Company Overview
Knorr-Bremse GmbH, headquartered in Munich, Germany, is a leading provider of braking systems for rail vehicles. The company specializes in the development and manufacturing of advanced brake control systems, including disc brakes, pneumatic brake devices, and electropneumatic brakes. Knorr-Bremse also focuses on innovative technologies such as brake accelerators, anti-lock devices, and hydraulic brakes, contributing significantly to the safety and efficiency of rail transport. Its expertise positions it as a key player in the global rail industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

Knorr-Bremse Gmbh USPTO Patent Assignee Logo
95 Patents

#54 in Munich

#620 in Germany

#8,094 in the World

Munich, DE
Munich, Germany

Knorr-Bremse Gmbh

Forward Citations = 700

92 inventors:

goldMedal Hans Pollinger (14 out of 14 patents)

silverMedal Josef Hintner (6 out of 7 patents)

bronzeMedal Johann Huber (6 out of 7 patents)

4.  Bernd Wosegien (6 out of 8 patents)

5.  Georg Stauble (5 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Knorr-Bremse Gmbh. Retrieved from https://idiyas.com/company/knorr-bremse

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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