Growing community of inventors

Marsta, Sweden

Ann-Britt Pettersson

Average Co-Inventor Count = 7.00

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 = 6

Ann-Britt Pettersson ↔ Johan Nyander (1 patent)Ann-Britt Pettersson ↔ Jan-Erik Nystrom (1 patent)Ann-Britt Pettersson ↔ Sonny Jonsson (1 patent)Ann-Britt Pettersson ↔ Bjorn Elman (1 patent)Ann-Britt Pettersson ↔ Per-Erik Sundell (1 patent)Ann-Britt PetterssonAnn-Britt Pettersson (1 patent)Johan NyanderJohan Nyander (11 patents)Jan-Erik NystromJan-Erik Nystrom (6 patents)Sonny JonssonSonny Jonsson (2 patents)Bjorn ElmanBjorn Elman (2 patents)Per-Erik SundellPer-Erik Sundell (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ciba-geigy Corporation (1 from 6,850 patents)


1 patent:

1. 5223591 - Initiators for polymerization

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as of
12/11/2025
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