Growing community of inventors

Duesseldorf, Germany

Erich Dorra

Average Co-Inventor Count = 5.39

ph-index = 3

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 = 18

Erich DorraWolfgang Schmidt (4 patents)Erich DorraGuenter Panthel (4 patents)Erich DorraNorbert Wrede (4 patents)Erich DorraDietmar Colignon (4 patents)Erich DorraHerbert Lepper (1 patent)Erich DorraFrancois Pierron (1 patent)Erich DorraErich Dorra (4 patents)Wolfgang SchmidtWolfgang Schmidt (10 patents)Guenter PanthelGuenter Panthel (8 patents)Norbert WredeNorbert Wrede (6 patents)Dietmar ColignonDietmar Colignon (6 patents)Herbert LepperHerbert Lepper (4 patents)Francois PierronFrancois Pierron (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Henkel Kommanditgesellschaft Auf Aktien (4 from 2,080 patents)


4 patents:

1. 5391782 - Process for the production of highly concentrated pastes of

2. 5391783 - Process for the production of light-colored pastes of .alpha.-sulfofatty

3. 5384422 - Process for the production of light-colored .alpha.-sulfofatty acid

4. 5382677 - Process for the production of highly concentrated pastes of

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12/7/2025
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