Growing community of inventors

Witten, Germany

Erich Szonn

Average Co-Inventor Count = 4.44

ph-index = 2

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 = 11

Erich Szonn ↔ Rainer Maurer (2 patents)Erich Szonn ↔ Joachim Johanning (1 patent)Erich Szonn ↔ Detlev Claes (1 patent)Erich Szonn ↔ Wolfgang Seehars (1 patent)Erich Szonn ↔ Frank Dziobek (1 patent)Erich Szonn ↔ Lothar Mietze (1 patent)Erich SzonnErich Szonn (2 patents)Rainer MaurerRainer Maurer (10 patents)Joachim JohanningJoachim Johanning (9 patents)Detlev ClaesDetlev Claes (1 patent)Wolfgang SeeharsWolfgang Seehars (1 patent)Frank DziobekFrank Dziobek (1 patent)Lothar MietzeLothar Mietze (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Uhde Gmbh (1 from 177 patents)

2. Krupp Uhde Gmbh (1 from 21 patents)


2 patents:

1. 7258849 - Method for the production of nitric acid

2. 6264910 - Process for the production of nitric acid

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as of
12/7/2025
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