Growing community of inventors

Cologne, Germany

Ralf Oppel

Average Co-Inventor Count = 2.00

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 = 6

Ralf Oppel ↔ Panagiotis Adamis (1 patent)Ralf OppelRalf Oppel (1 patent)Panagiotis AdamisPanagiotis Adamis (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Volkswagen Ag (1 from 3,235 patents)


1 patent:

1. 5168772 - Camshaft arrangement and method for producing it

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1/13/2026
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