Growing community of inventors

Duisburg, Germany

Hans-Oscar Stephan

Average Co-Inventor Count = 6.00

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 = 5

Hans-Oscar Stephan ↔ Horst Hoeffkes (1 patent)Hans-Oscar Stephan ↔ Peter Kuhm (1 patent)Hans-Oscar Stephan ↔ Bernd Mayer (1 patent)Hans-Oscar Stephan ↔ Melita Heller (1 patent)Hans-Oscar Stephan ↔ Gertrud Ewald (1 patent)Hans-Oscar StephanHans-Oscar Stephan (1 patent)Horst HoeffkesHorst Hoeffkes (60 patents)Peter KuhmPeter Kuhm (17 patents)Bernd MayerBernd Mayer (8 patents)Melita HellerMelita Heller (2 patents)Gertrud EwaldGertrud Ewald (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Henkel Kommanditgesellschaft Auf Aktien (henkel Kgaa) (1 from 180 patents)


1 patent:

1. 6648925 - Coloring agent comprising transition metals

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