Growing community of inventors

Heilige Geeststraat, Belgium

Madeleine Petronella Jansen

Average Co-Inventor Count = 2.67

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 = 44

Madeleine Petronella JansenIvan Maurice Herbots (2 patents)Madeleine Petronella JansenJean Wevers (1 patent)Madeleine Petronella JansenAndre Cesar Baeck (1 patent)Madeleine Petronella JansenMadeleine Petronella Jansen (2 patents)Ivan Maurice HerbotsIvan Maurice Herbots (6 patents)Jean WeversJean Wevers (42 patents)Andre Cesar BaeckAndre Cesar Baeck (27 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Procter Gamble Company (2 from 17,173 patents)


2 patents:

1. 6030933 - Detergent compositions comprising immobilized enzymes

2. 5883066 - Liquid detergent compositions containing cellulase and amine

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as of
1/9/2026
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