Growing community of inventors

Hille, Germany

Ralf Schäffer

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 = 0

Ralf Schäffer ↔ Uwe Drofenik (16 patents)Ralf Schäffer ↔ Thomas Keul (1 patent)Ralf Schäffer ↔ Bernhard Wunsch (5 patents)Ralf Schäffer ↔ Rainer Kretschmann (1 patent)Ralf SchäfferRalf Schäffer (1 patent)Uwe DrofenikUwe Drofenik (16 patents)Thomas KeulThomas Keul (7 patents)Bernhard WunschBernhard Wunsch (5 patents)Rainer KretschmannRainer Kretschmann (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Abb Technology Ag (1 from 862 patents)

2. Abb Schweiz Ag (2,634 patents)


1 patent:

1. 9396864 - Energy supply device for explosion-proof electronic functional units

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as of
12/17/2025
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