Growing community of inventors

Eindhoven, Netherlands

Dionysius A Boerrigter

Average Co-Inventor Count = 4.00

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 = 13

Dionysius A Boerrigter ↔ Petrus W Welles (1 patent)Dionysius A Boerrigter ↔ Pieter J Zijlstra (1 patent)Dionysius A Boerrigter ↔ Hendrik Van Der Wal (1 patent)Dionysius A Boerrigter ↔ Petrus Wg Welles (1 patent)Dionysius A Boerrigter ↔ Hendrik Van Der Wal (1 patent)Dionysius A Boerrigter ↔ Pieter Zijlstra (1 patent)Dionysius A BoerrigterDionysius A Boerrigter (1 patent)Petrus W WellesPetrus W Welles (7 patents)Pieter J ZijlstraPieter J Zijlstra (1 patent)Hendrik Van Der WalHendrik Van Der Wal (1 patent)Petrus Wg WellesPetrus Wg Welles (1 patent)Hendrik Van Der WalHendrik Van Der Wal (1 patent)Pieter ZijlstraPieter Zijlstra (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. U.S. Philips Corporation (1 from 14,087 patents)

2. N.v. Philips' Gloeilampenfabrieken (7 patents)

3. Welles, Petrus W.g. (0 patent)

4. Zijlstra, Pieter (0 patent)

5. Boerrigter, Dionysius A. (0 patent)

6. Van Der Wal, Hendrik (0 patent)


1 patent:

1. 4750038 - Television picture display device

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12/19/2025
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