Growing community of inventors

Gelsenkirchen, Germany

Helmut Riegel

Average Co-Inventor Count = 4.00

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 = 10

Helmut Riegel ↔ August-Wilhelm Preuss (1 patent)Helmut Riegel ↔ Kurt-Peter Schug (1 patent)Helmut Riegel ↔ Dieter Hohr (1 patent)Helmut RiegelHelmut Riegel (1 patent)August-Wilhelm PreussAugust-Wilhelm Preuss (4 patents)Kurt-Peter SchugKurt-Peter Schug (3 patents)Dieter HohrDieter Hohr (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Vebe Oel Aktiengesellschaft (1 from 1 patent)


1 patent:

1. 4955331 - Process for the operation of an Otto engine

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