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Ludwigsburg, Germany

Beru Ruprecht Gmbh & Co., Kg

USPTO Granted Patents = 19

Trademarks = 1

Forward Citations = 169

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28 inventors (with patents filed for the assignee):

Martin Eller (6 out of 21 patents)

Werner Niessner (3 out of 51 patents)

Odd Peters (3 out of 5 patents)

4. Paul Bauer (3 out of 5 patents)

5. Dieter Teutsch (3 out of 3 patents)

6. Ulrich Stephan (2 out of 4 patents)

7. Max Endler (2 out of 4 patents)

8. Rudolf Maly (2 out of 8 patents)

9. Helmut Mueller (2 out of 2 patents)

10. Bertram Dupuis (2 out of 2 patents)

11. Helmut Muller (2 out of 2 patents)

12. Otto Loffler (2 out of 3 patents)

13. Eberhard P Wagner (2 out of 2 patents)

14. Hans Delesky (1 out of 5 patents)

15. Hans Albrecht (1 out of 4 patents)

19 patents: Sort by Forward Citations

1. 5937814 - Flame starting device for an internal combustion engine and process for (1999-08-17),

2. 5880433 - Rod-type flame glow plug (1999-03-09),

3. 5664547 - Flame glow plug for a diesel engine (1997-09-09),

4. 5645742 - Glow plug with zirconium dioxide coating and nicraly adhesive layer (1997-07-08),

5. 5599180 - Circuit arrangement for flame detection (1997-02-04),

6. 5589091 - Glow plug with prestressed contact surfaces (1996-12-31),

7. 5521356 - Glow plug with construction for minimizing heat transfer between (1996-05-28),

8. 5500304 - Silver-nickel composite material for electrical contacts and electrodes (1996-03-19),

9. 5468933 - Rod flame glow plug having a CoFe alloy regulating coil and a housing (1995-11-21),

10. 5402757 - Flame glow unit (1995-04-04),

11. 5377440 - Flame starting unit for a combustion device (1995-01-03),

12. 5172664 - Incandescent plug (1992-12-22),

13. 5093555 - Glow plug having cobalt/iron alloy regulating filament (1992-03-03),

14. 5091631 - Glow plug having a series connection of resistant filaments (1992-02-25),

15. 4795937 - Spark plug with combined surface and air spark paths (1989-01-03),

Beru Ruprecht Gmbh & Co., Kg is a leading manufacturer of automotive parts based in Germany. With over 100 years of experience, the company specializes in producing high-quality spark plugs, glow plugs, and ignition systems for various vehicles. Beru Ruprecht is known for its innovation and commitment to excellence in the automotive industry.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

19 Patents

#8 in Ludwigsburg

#2,311 in Germany

#31,670 in the World

Ludwigsburg, Germany

Beru Ruprecht Gmbh & Co., Kg

Forward Citations = 169

28 inventors:

Martin Eller (6 out of 21 patents)

Werner Niessner (3 out of 51 patents)

Odd Peters (3 out of 5 patents)

4. Paul Bauer (3 out of 5 patents)

5. Dieter Teutsch (3 out of 3 patents)

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