Growing community of inventors

Neustadt, Germany

Reinhard Koppen

Average Co-Inventor Count = 3.00

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 = 4

Reinhard Koppen ↔ Dirk Cremer (1 patent)Reinhard Koppen ↔ Michael Langenbach (1 patent)Reinhard KoppenReinhard Koppen (1 patent)Dirk CremerDirk Cremer (1 patent)Michael LangenbachMichael Langenbach (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mistral Windsurfing Ag (1 from 9 patents)


1 patent:

1. 4887986 - Surf-riding board or sailing board

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as of
12/14/2025
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