Growing community of inventors

Mechelen, Belgium

Emmanuel Van Heygen

Average Co-Inventor Count = 1.00

ph-index = 2

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 = 27

Emmanuel Van HeygenEmmanuel Van Heygen (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Rolf C. Hagen Inc. (1 from 36 patents)

2. Rolf C. Hagen (usa) Corp. (1 from 6 patents)


2 patents:

1. 7481183 - Ventilated terrarium

2. 6758162 - Reptile feeder

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as of
12/11/2025
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