Growing community of inventors

Friedrichsdorf, Germany

Martin Ratka

Average Co-Inventor Count = 4.00

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

Martin Ratka ↔ Ulf Schümann (4 patents)Martin Ratka ↔ Ulf Schuemann (1 patent)Martin Ratka ↔ Holger Schumann (1 patent)Martin Ratka ↔ Stefan Hohmann (1 patent)Martin Ratka ↔ Rene Zlydnik (0 patent)Martin Ratka ↔ Stefan Hohmann (0 patent)Martin Ratka ↔ Daniel Pesch (0 patent)Martin RatkaMartin Ratka (1 patent)Ulf SchümannUlf Schümann (4 patents)Ulf SchuemannUlf Schuemann (4 patents)Holger SchumannHolger Schumann (2 patents)Stefan HohmannStefan Hohmann (1 patent)Rene ZlydnikRene Zlydnik (0 patent)Stefan HohmannStefan Hohmann (0 patent)Daniel PeschDaniel Pesch (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Siemens Aktiengesellschaft (1 from 30,040 patents)


1 patent:

1. 12159763 - Vacuum switching device for a circuit having a main current path and an auxiliary current path

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12/21/2025
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