Growing community of inventors

Prebitz, Germany

Stephan Haefner

Average Co-Inventor Count = 5.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 0

Stephan HaefnerAxel Feger (3 patents)Stephan HaefnerKarl Bode (3 patents)Stephan HaefnerSven Auch (3 patents)Stephan HaefnerFrank Ackermann (2 patents)Stephan HaefnerFrank Ackermann (1 patent)Stephan HaefnerStephan Haefner (3 patents)Axel FegerAxel Feger (14 patents)Karl BodeKarl Bode (9 patents)Sven AuchSven Auch (9 patents)Frank AckermannFrank Ackermann (4 patents)Frank AckermannFrank Ackermann (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dr. Ing. H.c. F. Porsche Aktiengesellschaft (3 from 4,052 patents)

2. Audi Ag (3 from 3,383 patents)

3. A. Raymond Et Cie (3 from 242 patents)

4. Volkswagen Ag (2 from 3,218 patents)

5. Volkswagen Aktiengsellschaft (1 from 3 patents)


3 patents:

1. 12304432 - Wind deflector for a windscreen wiper system of a motor vehicle

2. 11858474 - Wind deflector for a window wiper system of a motor vehicle

3. 11731587 - Windscreen wiper system for a motor vehicle

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as of
12/16/2025
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