Growing community of inventors

Lelystad, Netherlands

Pieter Sijbren Stienstra

Average Co-Inventor Count = 2.00

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 = 1

Pieter Sijbren Stienstra ↔ Marcel Vos (1 patent)Pieter Sijbren StienstraPieter Sijbren Stienstra (1 patent)Marcel VosMarcel Vos (12 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Fina Research, S.a. (1 from 123 patents)


1 patent:

1. 6444732 - Increasing the self-polishing properties of antifouling paints

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12/5/2025
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