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Gerolsheim, Germany

Richard Steigmann

Average Co-Inventor Count = 2.00

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

Richard Steigmann ↔ Stefan Gutermuth (2 patents)Richard Steigmann ↔ Anne E Vallestad (0 patent)Richard SteigmannRichard Steigmann (2 patents)Stefan GutermuthStefan Gutermuth (10 patents)Anne E VallestadAnne E Vallestad (0 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Abb Automation Products Gmbh (2 from 2 patents)

2. Abb Ag (137 patents)


2 patents:

1. D1025928 - Programmable logic controller

2. D1024979 - Programmable logic controller

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as of
12/24/2025
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