Growing community of inventors

Grand Rapids, MI, United States of America

Andras Kupfermann

Average Co-Inventor Count = 3.87

ph-index = 3

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 = 51

Andras KupfermannJoseph Thomas Brophy (2 patents)Andras KupfermannDouglas J Oosterman (2 patents)Andras KupfermannGary R Bacon (2 patents)Andras KupfermannArlene Krecow (2 patents)Andras KupfermannRichard Anthony Derenne (1 patent)Andras KupfermannCory Patrick Herbst (1 patent)Andras KupfermannTodd Trevor Andres (1 patent)Andras KupfermannJohn P Zerbel (1 patent)Andras KupfermannChad Allen Wolf (1 patent)Andras KupfermannAndras Kupfermann (4 patents)Joseph Thomas BrophyJoseph Thomas Brophy (7 patents)Douglas J OostermanDouglas J Oosterman (5 patents)Gary R BaconGary R Bacon (3 patents)Arlene KrecowArlene Krecow (2 patents)Richard Anthony DerenneRichard Anthony Derenne (84 patents)Cory Patrick HerbstCory Patrick Herbst (45 patents)Todd Trevor AndresTodd Trevor Andres (41 patents)John P ZerbelJohn P Zerbel (8 patents)Chad Allen WolfChad Allen Wolf (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (2 from 833,002 patents)

2. Stryker Corporation (2 from 2,309 patents)


4 patents:

1. D765033 - Rotating receptacle

2. 9425533 - Rotating receptacle assembly

3. 7581266 - Calf support assembly for a maternity bed foot support and abduction assembly

4. 7127756 - Maternity bed foot support and abduction assembly

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as of
1/20/2026
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