Growing community of inventors

Munich, Georgia

Hans Schonfeld

Average Co-Inventor Count = 5.46

ph-index = 2

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 = 25

Hans Schonfeld ↔ Jochen Kramer (2 patents)Hans Schonfeld ↔ Friedrich Papke (2 patents)Hans Schonfeld ↔ Heinz Hamm (2 patents)Hans Schonfeld ↔ Dieter Mankau (1 patent)Hans Schonfeld ↔ Paul Greger (1 patent)Hans Schonfeld ↔ Lothar Westerweck (1 patent)Hans SchonfeldHans Schonfeld (2 patents)Jochen KramerJochen Kramer (7 patents)Friedrich PapkeFriedrich Papke (6 patents)Heinz HammHeinz Hamm (2 patents)Dieter MankauDieter Mankau (7 patents)Paul GregerPaul Greger (2 patents)Lothar WesterweckLothar Westerweck (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rollei-werke Franke & Heidecke (2 from 83 patents)


2 patents:

1. D253475 - Photographic camera

2. D251975 - Photographic camera

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idiyas.com
as of
12/20/2025
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