Growing community of inventors

Miltenberg, Germany

Peter Birken

Average Co-Inventor Count = 2.00

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 = 38

Peter BirkenErich Kessler (2 patents)Peter BirkenPeter Birken (2 patents)Erich KesslerErich Kessler (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Akzona Incorporated (2 from 511 patents)


2 patents:

1. 4396366 - Device for the production of a multicomponent yarn composed of at least

2. 4381274 - Process for the production of a multicomponent yarn composed of at least

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as of
12/20/2025
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