Growing community of inventors

Aalen, Germany

Helmut K Grell

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 = 162

Helmut K Grell ↔ Karl Berner (1 patent)Helmut K Grell ↔ Jurgen K Koltermann (1 patent)Helmut K GrellHelmut K Grell (1 patent)Karl BernerKarl Berner (7 patents)Jurgen K KoltermannJurgen K Koltermann (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Deutsche Gardner-denver Gmbh (1 from 4 patents)


1 patent:

1. 4124026 - Procedure and apparatus for screwing implants into bones

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as of
12/20/2025
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