Growing community of inventors

Krefeld, Germany

Friedemann Grupp

Average Co-Inventor Count = 5.00

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 = 12

Friedemann Grupp ↔ Eckart Saumweber (2 patents)Friedemann Grupp ↔ Wolfgang Valentin (2 patents)Friedemann Grupp ↔ Wolfgang Schröer (2 patents)Friedemann Grupp ↔ Uwe Kröger (2 patents)Friedemann GruppFriedemann Grupp (2 patents)Eckart SaumweberEckart Saumweber (9 patents)Wolfgang ValentinWolfgang Valentin (4 patents)Wolfgang SchröerWolfgang Schröer (2 patents)Uwe KrögerUwe Kröger (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 833,002 patents)


2 patents:

1. 6648108 - Sintered material for a magnetic track brake

2. 6364072 - Sintered material for a magnetic track brake

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