Growing community of inventors

Vlaardingen, Netherlands

Steven Hendrik Leonard Verhelst

Average Co-Inventor Count = 8.00

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 = 3

Steven Hendrik Leonard VerhelstGijsbert Arie Van Der Marel (1 patent)Steven Hendrik Leonard VerhelstJacobus Hubertus Van Boom (1 patent)Steven Hendrik Leonard VerhelstLouis Hartog Cohen (1 patent)Steven Hendrik Leonard VerhelstElsbet Jantine Pieterman (1 patent)Steven Hendrik Leonard VerhelstMark Overhand (1 patent)Steven Hendrik Leonard VerhelstNicolaas Johannes Meeuwenoord (1 patent)Steven Hendrik Leonard VerhelstHerman Steven Overkleeft (1 patent)Steven Hendrik Leonard VerhelstSteven Hendrik Leonard Verhelst (1 patent)Gijsbert Arie Van Der MarelGijsbert Arie Van Der Marel (7 patents)Jacobus Hubertus Van BoomJacobus Hubertus Van Boom (5 patents)Louis Hartog CohenLouis Hartog Cohen (4 patents)Elsbet Jantine PietermanElsbet Jantine Pieterman (2 patents)Mark OverhandMark Overhand (2 patents)Nicolaas Johannes MeeuwenoordNicolaas Johannes Meeuwenoord (1 patent)Herman Steven OverkleeftHerman Steven Overkleeft (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,718 patents)


1 patent:

1. 6376468 - Protein:prenyl transferase inhibitors

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12/14/2025
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