Growing community of inventors

Neu-Ulm, Germany

Erwin Happ

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 = 33

Erwin HappHartmut Seliger (1 patent)Erwin HappYoon Jick Lee (1 patent)Erwin HappErwin Happ (1 patent)Hartmut SeligerHartmut Seliger (4 patents)Yoon Jick LeeYoon Jick Lee (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Elbe Technologies Ltd. (1 from 1 patent)


1 patent:

1. 6228969 - Biodegradable polyester urethanes, method for the production and use thereof

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1/11/2026
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