Growing community of inventors

Koln, Germany

Winfred Jettka

Average Co-Inventor Count = 3.00

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 = 68

Winfred JettkaManfred Durr (2 patents)Winfred JettkaJorg-Christian Hager (2 patents)Winfred JettkaWinfred Jettka (2 patents)Manfred DurrManfred Durr (12 patents)Jorg-Christian HagerJorg-Christian Hager (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rhone Poulenc Rorer (2 from 38 patents)


2 patents:

1. 6103274 - Pharmaceutical, orally applicable composition

2. 5858413 - Antacid composition, substantially free of preservatives

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as of
1/22/2026
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