Growing community of inventors

Kehl, Germany

Gerd Erhardt

Average Co-Inventor Count = 7.00

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

Gerd Erhardt ↔ August Lehner (1 patent)Gerd Erhardt ↔ Norbert Schneider (1 patent)Gerd Erhardt ↔ Werner Grau (1 patent)Gerd Erhardt ↔ Ludwig Kreitner (1 patent)Gerd Erhardt ↔ Friedrich Sommermann (1 patent)Gerd Erhardt ↔ Hans Reichert (1 patent)Gerd ErhardtGerd Erhardt (1 patent)August LehnerAugust Lehner (47 patents)Norbert SchneiderNorbert Schneider (36 patents)Werner GrauWerner Grau (22 patents)Ludwig KreitnerLudwig Kreitner (8 patents)Friedrich SommermannFriedrich Sommermann (7 patents)Hans ReichertHans Reichert (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Basf Aktiengesellschaft (1 from 10,754 patents)


1 patent:

1. 5082689 - Production of magnetic recording media

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12/26/2025
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