Growing community of inventors

Biebergemünd, Germany

Stephan Luedtke

Average Co-Inventor Count = 6.00

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 = 52

Stephan Luedtke ↔ Alfons Karl (1 patent)Stephan Luedtke ↔ Gerd Tauber (1 patent)Stephan Luedtke ↔ Ralph McIntosh (1 patent)Stephan Luedtke ↔ Werner Kalbitz (1 patent)Stephan Luedtke ↔ Horst Kleinhenz (1 patent)Stephan LuedtkeStephan Luedtke (1 patent)Alfons KarlAlfons Karl (21 patents)Gerd TauberGerd Tauber (10 patents)Ralph McIntoshRalph McIntosh (9 patents)Werner KalbitzWerner Kalbitz (9 patents)Horst KleinhenzHorst Kleinhenz (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Degussa Aktiengesellschaft (1 from 1,678 patents)


1 patent:

1. 6780389 - Process for the production of modified carbon black

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as of
12/29/2025
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