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Frankenthal, Germany

Aktiengesellschaft Kuhnle, Kopp & Kausch

USPTO Granted Patents = 9

Forward Citations = 106

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15 inventors (with patents filed for the assignee):

Helmut Brobeck (3 out of 5 patents)

Horst Pfeil (2 out of 2 patents)

Robert Lingenauber (1 out of 6 patents)

4. Hans-Josef Hemer (1 out of 5 patents)

5. Helmut Stonner (1 out of 2 patents)

6. Reinhold Herbst (1 out of 1 patent)

7. Hans-Joachim Conrad (1 out of 1 patent)

8. Arno Foerster (1 out of 1 patent)

9. Berthold Engels (1 out of 1 patent)

10. Peter Hauck (1 out of 1 patent)

11. Wolfgang Miribel (1 out of 1 patent)

12. Hartmut Ludewig (1 out of 1 patent)

13. Christiane Roemuss (1 out of 1 patent)

14. Norbert Zloch (1 out of 2 patents)

15. Bertold Engels (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 5333990 - Performance characteristics stabilization in a radial compressor (1994-08-02),

2. 5108256 - Axial drag regulator for large-volume radial compressors (1992-04-28),

3. 4780055 - Axial torque governor for a turbo-supercharger for internal combustion (1988-10-25),

4. 4770603 - Exhaust gas turbocharger (1988-09-13),

5. 4657480 - Variable control mechanism (1987-04-14),

6. 4482304 - Compressor of a type incorporated in an exhaust gas turbocharger (1984-11-13),

7. 4280797 - Method of controlling the supercharge pressure in an internal-combustion (1981-07-28),

8. 4195533 - Operative members for use in a quick shut-off apparatus (1980-04-01),

9. 4167368 - Advance diffuser apparatus for a blower having a large impeller diameter (1979-09-11),

Aktiengesellschaft Kuhnle, Kopp & Kausch is a leading German manufacturer of high-quality industrial pumps, agitators, and compressors. With over 100 years of experience, the company is known for its innovative solutions, reliable products, and excellent customer service. Their products are used in various industries such as chemical, pharmaceutical, food and beverage, and water treatment.

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USPTO Data Jan 1 1976 - Dec 30 2025

9 Patents

#6 in Frankenthal

#4,033 in Germany

Frankenthal, Germany

Aktiengesellschaft Kuhnle, Kopp & Kausch

Forward Citations = 106

15 inventors:

Helmut Brobeck (3 out of 5 patents)

Horst Pfeil (2 out of 2 patents)

Robert Lingenauber (1 out of 6 patents)

4. Hans-Josef Hemer (1 out of 5 patents)

5. Helmut Stonner (1 out of 2 patents)

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