Growing community of inventors

Duisburg, Germany

Christian Janzen

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 = 18

Christian JanzenMarkus Pridoehl (1 patent)Christian JanzenGuido Zimmermann (1 patent)Christian JanzenPaul Roth (1 patent)Christian JanzenHeiko Gottfried (1 patent)Christian JanzenBerthold Trageser (1 patent)Christian JanzenChristian Janzen (1 patent)Markus PridoehlMarkus Pridoehl (13 patents)Guido ZimmermannGuido Zimmermann (11 patents)Paul RothPaul Roth (4 patents)Heiko GottfriedHeiko Gottfried (2 patents)Berthold TrageserBerthold Trageser (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Degussa Aktiengesellschaft (1 from 1,678 patents)


1 patent:

1. 6746767 - Superparamagnetic oxidic particles, processes for their production and their use

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12/11/2025
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