Growing community of inventors

Prebitz, Germany

Stephan Häfner

Average Co-Inventor Count = 4.09

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 HäfnerAxel Feger (2 patents)Stephan HäfnerKarl Bode (2 patents)Stephan HäfnerSven Auch (2 patents)Stephan HäfnerArthur Taillard (2 patents)Stephan HäfnerFrank Ackermann (2 patents)Stephan HäfnerStephan Häfner (3 patents)Axel FegerAxel Feger (14 patents)Karl BodeKarl Bode (9 patents)Sven AuchSven Auch (9 patents)Arthur TaillardArthur Taillard (8 patents)Frank AckermannFrank Ackermann (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Audi Ag (3 from 3,380 patents)

2. Dr. Ing. H.c. F. Porsche Aktiengesellschaft (2 from 4,049 patents)

3. Volkswagen Ag (2 from 3,212 patents)

4. Trico Belgium Sa (2 from 29 patents)

5. A. Raymond Et Cie Scs (2 from 4 patents)

6. A. Raymond Et Cie (1 from 241 patents)


3 patents:

1. 12344199 - Windscreen wiper device of the flat blade type

2. 11787369 - Windscreen wiper device of the flat blade type

3. 11465589 - Attachment for a wiper arm

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as of
12/14/2025
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