Growing community of inventors

Frankfurt am Main, Germany

Achim Hollnagel

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 = 6

Achim Hollnagel ↔ Nikola Anastasijevic (1 patent)Achim Hollnagel ↔ Dietrich Werner (1 patent)Achim Hollnagel ↔ Georg Schmidt (1 patent)Achim Hollnagel ↔ Egon Winkler (1 patent)Achim Hollnagel ↔ Franz-Ferdinand Schüth (1 patent)Achim Hollnagel ↔ Anette Wingen (1 patent)Achim Hollnagel ↔ Marcus Runkel (0 patent)Achim HollnagelAchim Hollnagel (1 patent)Nikola AnastasijevicNikola Anastasijevic (19 patents)Dietrich WernerDietrich Werner (5 patents)Georg SchmidtGeorg Schmidt (5 patents)Egon WinklerEgon Winkler (3 patents)Franz-Ferdinand SchüthFranz-Ferdinand Schüth (1 patent)Anette WingenAnette Wingen (1 patent)Marcus RunkelMarcus Runkel (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Metallgesellschaft Aktiengesellschaft (1 from 642 patents)

2. Outokumpu Oyj (177 patents)


1 patent:

1. 6500402 - Catalyst for oxidizing SO2 to SO3 and utilization of the catalyst in a method for producing sulfuric acid

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1/10/2026
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