Growing community of inventors

Schagen, Netherlands

Piet Hein Spaans

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 = 4

Piet Hein Spaans ↔ Ludo Diels (1 patent)Piet Hein Spaans ↔ Sandra Van Roy (1 patent)Piet Hein Spaans ↔ Annette Kramer (1 patent)Piet Hein Spaans ↔ Hans Wouters (1 patent)Piet Hein SpaansPiet Hein Spaans (1 patent)Ludo DielsLudo Diels (3 patents)Sandra Van RoySandra Van Roy (2 patents)Annette KramerAnnette Kramer (1 patent)Hans WoutersHans Wouters (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Vlaamse Instelling Voor Technologisch Onderzoek (vito) (1 from 24 patents)


1 patent:

1. 6355172 - Method and plant for purification of metals from water

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12/17/2025
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