Growing community of inventors

Ris Orangis, France

Sem Mitrani

Average Co-Inventor Count = 1.29

ph-index = 3

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 = 170

Sem MitraniRaymond Pigneul (1 patent)Sem MitraniMarcel Holvoet (1 patent)Sem MitraniSem Mitrani (3 patents)Raymond PigneulRaymond Pigneul (10 patents)Marcel HolvoetMarcel Holvoet (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Beghin-Say Sa (2 from 36 patents)

2. Kaysersberg, Sa (1 from 16 patents)


3 patents:

1. 5380310 - Disposable sanitary article for incontinent persons

2. 4595441 - Fabrication method for disposable articles and a liquid-absorbing

3. 4589878 - Disposable diaper

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as of
1/11/2026
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