Growing community of inventors

Duisburg, Germany

Christoph Köhler

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

Christoph KöhlerHeinz Pudleiner (1 patent)Christoph KöhlerJoachim Petzoldt (24 patents)Christoph KöhlerGeorgios Tziovaras (1 patent)Christoph KöhlerKira Planken (1 patent)Christoph KöhlerStefan Janke (1 patent)Christoph KöhlerKay Lautwein (1 patent)Christoph KöhlerChristoph Köhler (1 patent)Heinz PudleinerHeinz Pudleiner (66 patents)Joachim PetzoldtJoachim Petzoldt (24 patents)Georgios TziovarasGeorgios Tziovaras (19 patents)Kira PlankenKira Planken (7 patents)Stefan JankeStefan Janke (7 patents)Kay LautweinKay Lautwein (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Covestro Deutschland Ag (1 from 644 patents)


1 patent:

1. 11198769 - Plastic films for ID documents having improved properties for laser engraving and improved chemical resistance

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as of
12/6/2025
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