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Heerhugowaard, Netherlands

Maarten A De Haas

Average Co-Inventor Count = 3.43

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 = 8

Maarten A De Haas ↔ Thomas M Hoogendoorn (2 patents)Maarten A De Haas ↔ Arie B Edelman (1 patent)Maarten A De Haas ↔ Johan M Nijman (1 patent)Maarten A De Haas ↔ Jan B Kleijn (1 patent)Maarten A De HaasMaarten A De Haas (2 patents)Thomas M HoogendoornThomas M Hoogendoorn (3 patents)Arie B EdelmanArie B Edelman (1 patent)Johan M NijmanJohan M Nijman (1 patent)Jan B KleijnJan B Kleijn (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hoogovens Groep B.v. (2 from 95 patents)


2 patents:

1. 4838955 - Method for the manufacture of hard steel sheet from Al-killed

2. 4698103 - Method of manufacturing dual phase strip steel and steel strip

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idiyas.com
as of
12/17/2025
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