Growing community of inventors

Rotterdam, Netherlands

Johannes Theodorus Georgius Roelofsen

Average Co-Inventor Count = 3.00

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

Johannes Theodorus Georgius Roelofsen ↔ Mathieu Eduard Keizer (3 patents)Johannes Theodorus Georgius Roelofsen ↔ Swen Van Klaarbergen (2 patents)Johannes Theodorus Georgius Roelofsen ↔ Jeroen Van Rijnberk (2 patents)Johannes Theodorus Georgius RoelofsenJohannes Theodorus Georgius Roelofsen (3 patents)Mathieu Eduard KeizerMathieu Eduard Keizer (7 patents)Swen Van KlaarbergenSwen Van Klaarbergen (6 patents)Jeroen Van RijnberkJeroen Van Rijnberk (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sita B.v. (3 from 12 patents)


3 patents:

1. D1095512 - Data processing equipment housing

2. D1089183 - Data processing unit

3. D1087953 - Data processing equipment housing

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as of
12/20/2025
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