Growing community of inventors

Kümmersbruck, Germany

Stefan Langen

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 = 5

Stefan LangenHelmut Kraus (1 patent)Stefan LangenWolfgang Schatz (1 patent)Stefan LangenRainer Keil (1 patent)Stefan LangenWerner Olbrich (4 patents)Stefan LangenErhard Carls (0 patent)Stefan LangenStefan Langen (1 patent)Helmut KrausHelmut Kraus (9 patents)Wolfgang SchatzWolfgang Schatz (6 patents)Rainer KeilRainer Keil (5 patents)Werner OlbrichWerner Olbrich (4 patents)Erhard CarlsErhard Carls (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Siemens Aktiengesellschaft (1 from 30,066 patents)


1 patent:

1. 8289026 - Recording device for recording the switch state of an electromagnetic switch device

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1/17/2026
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