Growing community of inventors

Leverkusen, Germany

Dirk Pfenning

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 = 2

Dirk Pfenning ↔ Karlheinz Hildenbrand (1 patent)Dirk Pfenning ↔ Jacques Deprez (1 patent)Dirk Pfenning ↔ Holger Ohst (1 patent)Dirk Pfenning ↔ Christoph Braden (1 patent)Dirk PfenningDirk Pfenning (1 patent)Karlheinz HildenbrandKarlheinz Hildenbrand (23 patents)Jacques DeprezJacques Deprez (10 patents)Holger OhstHolger Ohst (9 patents)Christoph BradenChristoph Braden (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mannesmann Aktiengesellschaft (1 from 1,150 patents)


1 patent:

1. 5403463 - Electrochemical sensor

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as of
12/27/2025
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