Growing community of inventors

Langenselbold, Germany

Hans Josef Ritzert

Average Co-Inventor Count = 5.00

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 = 1

Hans Josef Ritzert ↔ Peter Seelmann (1 patent)Hans Josef Ritzert ↔ Ralf Debes (1 patent)Hans Josef Ritzert ↔ Axel Schroder (1 patent)Hans Josef Ritzert ↔ Rudiger Jaeckel (1 patent)Hans Josef RitzertHans Josef Ritzert (1 patent)Peter SeelmannPeter Seelmann (7 patents)Ralf DebesRalf Debes (3 patents)Axel SchroderAxel Schroder (2 patents)Rudiger JaeckelRudiger Jaeckel (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Roehm Gmbh & Co Kg (1 from 103 patents)


1 patent:

1. 6613444 - Backing-lined sanitary article and process for the production thereof

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1/7/2026
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