Growing community of inventors

Lohne, Germany

Josef Landwehr

Average Co-Inventor Count = 2.00

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 = 56

Josef Landwehr ↔ Melvin E Kamen (1 patent)Josef LandwehrJosef Landwehr (1 patent)Melvin E KamenMelvin E Kamen (46 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Revlon Consumer Products Corporation (1 from 267 patents)


1 patent:

1. 5738067 - Cosmetics container

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as of
12/7/2025
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