Growing community of inventors

Stuttgart, Germany

Stefan Kettner

Average Co-Inventor Count = 3.00

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

Stefan KettnerHans Georg Kloster (4 patents)Stefan KettnerWolf Leonhardt (4 patents)Stefan KettnerStefan Kettner (4 patents)Hans Georg KlosterHans Georg Kloster (5 patents)Wolf LeonhardtWolf Leonhardt (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Acco Brands Corporation (4 from 397 patents)


4 patents:

1. D1024711 - Stapler

2. D1023706 - Stapler

3. D1023707 - Stapler

4. D979362 - Stapler

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as of
1/22/2026
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