Growing community of inventors

Munich, Georgia

Sonja Engelhardt

Average Co-Inventor Count = 3.00

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 = 1

Sonja EngelhardtSusanne Emig (1 patent)Sonja EngelhardtSabine Lober (1 patent)Sonja EngelhardtSonja Engelhardt (1 patent)Susanne EmigSusanne Emig (2 patents)Sabine LoberSabine Lober (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Schwan-stabilo Cosmetics Gmbh & Co. Kg (1 from 40 patents)


1 patent:

1. 7713536 - Preparation, in particular cosmetic preparation, and the production and use thereof

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as of
12/20/2025
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