Inventor

HALFMANN ULRICH

DE8 patents

⚠️ This page may combine multiple inventors who share the name “HALFMANN ULRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SIEMENS AG

4 patents

US7528710B2May 5, 2009

Device for communicating with a system

SIEMENS AG14 citations75

US6924648B2Aug 2, 2005

Method for identifying risks as a result of stray currents

SIEMENS AG8 citations71

US11303101B2Apr 12, 2022

Device for preparing a high-voltage direct current transmission, converter station and energy providing system

SIEMENS AG2 citations64

US8054657B2Nov 8, 2011

Static converter

SIEMENS AG6 citations59

GRUBER RAINER

2 patents

US8451636B2May 28, 2013

Static converter and method for starting up the converter

GRUBER RAINER6 citations65

US8462522B2Jun 11, 2013

Device for connecting a single-phase supply line to a three-phase power supply system

GRUBER RAINER0 citations46

SIEMENS ENERGY GLOBAL GMBH & CO KG

2 patents

US11641154B2May 2, 2023

Power converter assembly with a line-commutated power converter and method for starting up the assembly

SIEMENS ENERGY GLOBAL GMBH & CO KG2 citations64

US12184064B2Dec 31, 2024

Arrangement and method for connecting and/or disconnecting a plurality of dc sub-networks

SIEMENS ENERGY GLOBAL GMBH & CO KG0 citations44