Growing community of inventors

Duisburg, Germany

Jochen Spiestersbach

Average Co-Inventor Count = 5.00

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 = 0

Jochen Spiestersbach ↔ Petra Merkel (1 patent)Jochen Spiestersbach ↔ Norbert Schulz (1 patent)Jochen Spiestersbach ↔ Armin Melzer (1 patent)Jochen Spiestersbach ↔ Rudi Kube (1 patent)Jochen SpiestersbachJochen Spiestersbach (1 patent)Petra MerkelPetra Merkel (2 patents)Norbert SchulzNorbert Schulz (2 patents)Armin MelzerArmin Melzer (2 patents)Rudi KubeRudi Kube (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Grillo-werke Ag (1 from 25 patents)


1 patent:

1. 7524582 - Zinc powder or zinc alloy powder for alkaline batteries

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as of
12/11/2025
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