Pierburg Luftfahrtgerate Union Gmbh

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USPTO Granted Patents = 7

Forward Citations = 63

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8 inventors (with patents filed for the assignee):

Heinz Holzem (4 out of 4 patents)

Hans J Henning (3 out of 3 patents)

Helmut Kehrmann (2 out of 2 patents)

4. Bernd Portmann (2 out of 2 patents)

5. Gert Herrmann (1 out of 3 patents)

6. Gunter Stiefeling (1 out of 1 patent)

7. Rainer Heyer (1 out of 1 patent)

8. Josef Otulak (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 4782693 - Process for checking and/or adjusting and/or assembling valves and (1988-11-08),

2. 4745800 - Process and device for flow measurement (1988-05-24),

3. 4344745 - Self-sealing gear pump with sealing pressure divider (1982-08-17),

4. 4313465 - Method and control device for dosing flow media (1982-02-02),

5. 4305302 - Volumetric measurement of a gas flow (1981-12-15),

6. 4271098 - Carburetor for internal combustion engines (1981-06-02),

7. 4193299 - Apparatus for metering fluid flow (1980-03-18),

Company Overview

Pierburg Luftfahrtgerate Union GmbH is a leading manufacturer of components and systems for the aerospace industry. With a focus on air management, fuel supply, and emission reduction, the company provides innovative solutions for aircraft engines. Pierburg's products are known for their high quality, reliability, and efficiency, making them a trusted partner for major aerospace manufacturers worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

7 Patents

#18 in Neuss am Rhein

#4,867 in Germany

Neuss, Germany