Growing community of inventors

Schaafheim, Germany

Stefan Zehner

Average Co-Inventor Count = 7.00

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

Stefan Zehner ↔ Michael Schwarz (1 patent)Stefan Zehner ↔ Joeran Stoldt (1 patent)Stefan Zehner ↔ Ulrich Koop (1 patent)Stefan Zehner ↔ Juergen Eckstein (1 patent)Stefan Zehner ↔ Holger Krummradt (1 patent)Stefan Zehner ↔ Wolfgang Melichar (1 patent)Stefan ZehnerStefan Zehner (1 patent)Michael SchwarzMichael Schwarz (24 patents)Joeran StoldtJoeran Stoldt (4 patents)Ulrich KoopUlrich Koop (2 patents)Juergen EcksteinJuergen Eckstein (2 patents)Holger KrummradtHolger Krummradt (2 patents)Wolfgang MelicharWolfgang Melichar (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Merck Patent Gmbh (1 from 2,937 patents)


1 patent:

1. 7098344 - Reaction of carbonyl compounds with organometallic reagents

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as of
12/6/2025
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