Growing community of inventors

Steenbergen, Netherlands

Constantinus L Verbraak

Average Co-Inventor Count = 5.00

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 = 15

Constantinus L Verbraak ↔ Roelof F Van Der Meer (1 patent)Constantinus L Verbraak ↔ Stanley Young Hobbs (1 patent)Constantinus L Verbraak ↔ Charles F Pratt (1 patent)Constantinus L Verbraak ↔ Edward J Fewkes, Jr (1 patent)Constantinus L Verbraak ↔ Johannes Van Helmond (1 patent)Constantinus L Verbraak ↔ Sarah E Morgan (1 patent)Constantinus L Verbraak ↔ Hendrikus H Ketels (1 patent)Constantinus L Verbraak ↔ Jan W Heuseveldt (1 patent)Constantinus L VerbraakConstantinus L Verbraak (2 patents)Roelof F Van Der MeerRoelof F Van Der Meer (32 patents)Stanley Young HobbsStanley Young Hobbs (15 patents)Charles F PrattCharles F Pratt (13 patents)Edward J Fewkes, JrEdward J Fewkes, Jr (7 patents)Johannes Van HelmondJohannes Van Helmond (6 patents)Sarah E MorganSarah E Morgan (4 patents)Hendrikus H KetelsHendrikus H Ketels (3 patents)Jan W HeuseveldtJan W Heuseveldt (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. General Electric Company (2 from 51,873 patents)


2 patents:

1. 5541244 - Polymer mixture and articles formed therefrom

2. 5274034 - Polycarbonate polystyrene composition

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12/5/2025
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