Growing community of inventors

Haarlem, Netherlands

Erik Kerst Cornelissen

Average Co-Inventor Count = 4.00

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 = 0

Erik Kerst Cornelissen ↔ Evert Jonathan Van Den Ham (1 patent)Erik Kerst Cornelissen ↔ Christopher John Mead (1 patent)Erik Kerst Cornelissen ↔ Walter Stam (1 patent)Erik Kerst Cornelissen ↔ Timotheus Kees Theodorus Wolterbeek (1 patent)Erik Kerst Cornelissen ↔ Walter Stam (0 patent)Erik Kerst Cornelissen ↔ Guy Lode Magda Maria Verbist (0 patent)Erik Kerst Cornelissen ↔ Juul Cuijpers (0 patent)Erik Kerst Cornelissen ↔ Martin Gerard Rene Bosma (0 patent)Erik Kerst Cornelissen ↔ Sanjay Rastogi (0 patent)Erik Kerst CornelissenErik Kerst Cornelissen (1 patent)Evert Jonathan Van Den HamEvert Jonathan Van Den Ham (4 patents)Christopher John MeadChristopher John Mead (1 patent)Walter StamWalter Stam (1 patent)Timotheus Kees Theodorus WolterbeekTimotheus Kees Theodorus Wolterbeek (1 patent)Walter StamWalter Stam (0 patent)Guy Lode Magda Maria VerbistGuy Lode Magda Maria Verbist (0 patent)Juul CuijpersJuul Cuijpers (0 patent)Martin Gerard Rene BosmaMartin Gerard Rene Bosma (0 patent)Sanjay RastogiSanjay Rastogi (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ruma Products B.v. (1 from 1 patent)

2. Shell Internationale Research Maatschappij, B.v. (154 patents)


1 patent:

1. 12286860 - Downhole seal and method of setting a downhole seal

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as of
12/19/2025
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