Growing community of inventors

Rheinfelden, Germany

Ronald Apel

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 = 7

Ronald Apel ↔ Helmut Mangold (1 patent)Ronald Apel ↔ Thomas Scharfe (1 patent)Ronald Apel ↔ Ralph Brandes (1 patent)Ronald Apel ↔ Alfons Moster (1 patent)Ronald Apel ↔ Ralf Brandes (0 patent)Ronald ApelRonald Apel (1 patent)Helmut MangoldHelmut Mangold (44 patents)Thomas ScharfeThomas Scharfe (7 patents)Ralph BrandesRalph Brandes (5 patents)Alfons MosterAlfons Moster (1 patent)Ralf BrandesRalf Brandes (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Degussa Gmbh (1 from 48 patents)

2. Evonik Degussa Gmbh (1,242 patents)


1 patent:

1. 7241336 - Pyrogenically produced aluminum-silicon mixed oxides

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as of
12/5/2025
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