Growing community of inventors

Middelburg, Netherlands

Gerrit J Willemsen

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 = 74

Gerrit J Willemsen ↔ Robert Queck (1 patent)Gerrit J Willemsen ↔ Otto Buhring (1 patent)Gerrit J Willemsen ↔ Jacob W Groeneveld (1 patent)Gerrit J Willemsen ↔ Heinrich Thome (1 patent)Gerrit J Willemsen ↔ Gerardus J Dreessen (1 patent)Gerrit J WillemsenGerrit J Willemsen (1 patent)Robert QueckRobert Queck (4 patents)Otto BuhringOtto Buhring (2 patents)Jacob W GroeneveldJacob W Groeneveld (1 patent)Heinrich ThomeHeinrich Thome (1 patent)Gerardus J DreessenGerardus J Dreessen (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hoechst Aktiengesellschaft (1 from 6,662 patents)


1 patent:

1. 4323718 - Arc furnace roof

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12/19/2025
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