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Ludwigsburg, Germany

Beru Ag

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USPTO Granted Patents = 70

% Expired Patents = 37.1

EPO Patents = 13

Trademarks = 3

Forward Citations = 557

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107 inventors (with patents filed for the assignee):

Martin Eller (11 out of 21 patents)

Michael Haussner (9 out of 14 patents)

Olaf Toedter (9 out of 15 patents)

4. Heinz-Georg Schmitz (9 out of 9 patents)

5. Hans Houben (8 out of 18 patents)

6. Martin Allgaier (7 out of 17 patents)

7. Werner Niessner (6 out of 51 patents)

8. Norbert Normann (6 out of 18 patents)

9. Steffen Geiger (5 out of 6 patents)

10. Frank Pechhold (5 out of 8 patents)

11. Andreas Bleil (4 out of 11 patents)

12. Ralf Kessler (4 out of 18 patents)

13. Markus Kernwein (4 out of 13 patents)

14. Andreas Hamburger (4 out of 5 patents)

15. Hans-Peter Kasimirski (4 out of 5 patents)

Core Competencies:

Glow Plug

Diesel Engine

Tire Pressure Monitoring

Heating Element

Ceramic Heating

Electrical Heater

Spark Plug

Temperature Control

Ignition System

Sensor Technology

Auxiliary Heater

Pressure Measurement

70 patents: Sort by Forward Citations

1. 8569658 - Composite conductor, in particular for glow plugs for diesel engines (2013-10-29),

2. 8424291 - Flame glow plug (2013-04-23),

3. 8405007 - Device for producing a temperature gradient (2013-03-26),

4. 8314364 - Method for operating an electrical auxiliary heater in a motor vehicle (2012-11-20),

5. 8280609 - Method and device for glowplug ignition control (2012-10-02),

6. 8198993 - System for monitoring the tire pressure in vehicles (2012-06-12),

7. 8153936 - Method for the heating up of a ceramic glow plug (2012-04-10),

8. 8082090 - Method and device for operation of the glow plugs of a Diesel engine (2011-12-20),

9. 8049606 - Method for assigning identification codes in radio signals from tire pressure monitoring devices on vehicle wheels to the wheel position and vehicle equipped for this method (2011-11-01),

10. 8036819 - Internal combustion engine for vehicles, in particular a diesel engine (2011-10-11),

11. 8035500 - Method and device for allocating triggered transmitters of a tire monitoring system, especially of a tire-pressure monitoring system (2011-10-11),

12. 7881851 - Method of operating glow plugs in diesel engines (2011-02-01),

13. 7829824 - Pressure pickup heating bar, in particular for a pressure pickup glow plug (2010-11-09),

14. 7816630 - Device for receiving ceramic heating elements and method for the manufacture thereof (2010-10-19),

15. 7740513 - Method and device for manufacturing a noble metal armored electrode for a sparking plug (2010-06-22),

Company Overview

Beru AG, headquartered in Ludwigsburg, Germany, specializes in advanced glow plug technology primarily for diesel engines. The company focuses on the development and manufacturing of high-performance heating elements, including glow plugs and spark plugs, which are essential for optimal engine performance and efficiency. Additionally, Beru AG is involved in tire pressure monitoring systems and temperature control solutions, leveraging innovative ceramic heating technologies to enhance automotive applications and ensure safety and reliability in vehicle operation.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

70 Patents

#4 in Ludwigsburg

#817 in Germany

#10,653 in the World

Ludwigsburg, Germany

Beru Ag

Forward Citations = 557

107 inventors:

Martin Eller (11 out of 21 patents)

Michael Haussner (9 out of 14 patents)

Olaf Toedter (9 out of 15 patents)

4. Heinz-Georg Schmitz (9 out of 9 patents)

5. Hans Houben (8 out of 18 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Beru Ag. Retrieved from https://idiyas.com/company/beru-ag

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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