Growing community of inventors

Vlaardingen, Netherlands

Leon Gerardus J Frenken

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 = 9

Leon Gerardus J Frenken ↔ Paul James Davis (1 patent)Leon Gerardus J Frenken ↔ Cornelis T Verrips (1 patent)Leon Gerardus J Frenken ↔ Mark John Berry (1 patent)Leon Gerardus J Frenken ↔ Thomas Stewart Beggs (1 patent)Leon Gerardus J FrenkenLeon Gerardus J Frenken (1 patent)Paul James DavisPaul James Davis (49 patents)Cornelis T VerripsCornelis T Verrips (31 patents)Mark John BerryMark John Berry (3 patents)Thomas Stewart BeggsThomas Stewart Beggs (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lever Brothers Company, Division of Conopco, Inc. (1 from 588 patents)


1 patent:

1. 6218350 - Bleaching enzymes

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12/11/2025
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