Growing community of inventors

Gelsenkirchen, Germany

Helmut Wiech

Average Co-Inventor Count = 4.00

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 = 7

Helmut Wiech ↔ Reinhard Witt (1 patent)Helmut Wiech ↔ Norbert Kreth (1 patent)Helmut Wiech ↔ Berrie Penney (1 patent)Helmut WiechHelmut Wiech (1 patent)Reinhard WittReinhard Witt (4 patents)Norbert KrethNorbert Kreth (2 patents)Berrie PenneyBerrie Penney (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Battenfeld Extrusionstechnik Gmbh (1 from 5 patents)


1 patent:

1. 5738814 - Method of manufacturing of lacquer-coated extrusion products

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as of
12/20/2025
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