Growing community of inventors

Wesel, Germany

Gerald Kirchner

Average Co-Inventor Count = 4.44

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 = 5

Gerald Kirchner ↔ Christian Werenka (2 patents)Gerald Kirchner ↔ Irma Wirth (1 patent)Gerald Kirchner ↔ Herfried Griengl (1 patent)Gerald Kirchner ↔ Michael Schmidt (1 patent)Gerald Kirchner ↔ Wilhelmus Boesten (1 patent)Gerald Kirchner ↔ Erik Salzbrenner (1 patent)Gerald KirchnerGerald Kirchner (2 patents)Christian WerenkaChristian Werenka (4 patents)Irma WirthIrma Wirth (11 patents)Herfried GrienglHerfried Griengl (10 patents)Michael SchmidtMichael Schmidt (3 patents)Wilhelmus BoestenWilhelmus Boesten (1 patent)Erik SalzbrennerErik Salzbrenner (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dsm Fine Chemicals Austria Nfg Gmbh & Co. Kg (1 from 50 patents)

2. Dsm Fine Chemicals Austria Gmbh (1 from 11 patents)

3. Holland Sweetener Company V.o.v. (1 from 2 patents)


2 patents:

1. 6337196 - Enzymatic processes for preparing (S)-cyanohydrins

2. 5902737 - Process for the preparation of disodium benzyloxycarbonyl-L-aspartate

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12/29/2025
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