Growing community of inventors

Freising, Germany

Helmut Wiehan

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 = 19

Helmut WiehanErwin Knott (1 patent)Helmut WiehanGunter Friedmann (1 patent)Helmut WiehanHelmut Wiehan (1 patent)Erwin KnottErwin Knott (22 patents)Gunter FriedmannGunter Friedmann (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Stockert Instrumente Gmbh (1 from 5 patents)


1 patent:

1. 5533877 - Hose fastening arrangement for roller pumps

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/1/2026
Loading…