Inventor
WALTRICH UWE
DE23 patents
⚠️ This page may combine multiple inventors who share the name “WALTRICH UWE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROLLS ROYCE DEUTSCHLAND LTD & CO KG
20 patentsUS11772788B1Oct 3, 2023
Substrate-to-heat-sink gap sizing in high voltage power converters
ROLLS ROYCE DEUTSCHLAND LTD & CO KG8 citations85
US11745599B1Sep 5, 2023
Low inductance power converter with compact commutation cell
ROLLS ROYCE DEUTSCHLAND LTD & CO KG4 citations85
US11634034B1Apr 25, 2023
Rapid transistor switching in a converter with limited capacitance
ROLLS ROYCE DEUTSCHLAND LTD & CO KG5 citations85
US11811276B1Nov 7, 2023
Thermal interface materials
ROLLS ROYCE DEUTSCHLAND LTD & CO KG5 citations74
US11688723B1Jun 27, 2023
Electrical connection arrangement for a prepackage power converter
ROLLS ROYCE DEUTSCHLAND LTD & CO KG5 citations74
US12323071B2Jun 3, 2025
Efficient power electronics arrangement
ROLLS ROYCE DEUTSCHLAND LTD & CO KG2 citations73
US12220987B2Feb 11, 2025
High voltage power converter
ROLLS ROYCE DEUTSCHLAND LTD & CO KG2 citations73
US11764647B1Sep 19, 2023
Voltage ramping in an electrical power system including a power-dense inverter
ROLLS ROYCE DEUTSCHLAND LTD & CO KG4 citations73
US11728743B1Aug 15, 2023
Dielectric strength and void size in electrical isolation material of a power converter
ROLLS ROYCE DEUTSCHLAND LTD & CO KG4 citations73
US11637504B1Apr 25, 2023
Converter including an electrically isolating and thermally conductive layer
ROLLS ROYCE DEUTSCHLAND LTD & CO KG5 citations73
US12057784B2Aug 6, 2024
Electrical arrangement including an insulating underfill region with a high fill factor
ROLLS ROYCE DEUTSCHLAND LTD & CO KG2 citations72
US11869881B2Jan 9, 2024
Power electronics heat removal
ROLLS ROYCE DEUTSCHLAND LTD & CO KG2 citations72
US11975611B2May 7, 2024
High voltage power converter
ROLLS ROYCE DEUTSCHLAND LTD & CO KG2 citations71
US11855551B1Dec 26, 2023
Co-operating electrical isolation and thermal interface layers in a high voltage power converter
ROLLS ROYCE DEUTSCHLAND LTD & CO KG2 citations71
US12402239B2Aug 26, 2025
Electronic device
ROLLS ROYCE DEUTSCHLAND LTD & CO KG0 citations62
US11324142B2May 3, 2022
Arrangement of electrical modules, converter and aircraft with such an arrangement, and method for producing the arrangement
ROLLS ROYCE DEUTSCHLAND LTD & CO KG0 citations62
US12494407B2Dec 9, 2025
Power electronics converter with stacked carrier substrates
ROLLS ROYCE DEUTSCHLAND LTD & CO KG0 citations61
US12438061B2Oct 7, 2025
Method of design and manufacture of a power electronics converter for an electrical power system, power electronics converter for an aircraft, and an aircraft
ROLLS ROYCE DEUTSCHLAND LTD & CO KG0 citations61
US11882650B2Jan 23, 2024
Device for power transmission, power converter, and aircraft
ROLLS ROYCE DEUTSCHLAND LTD & CO KG0 citations57
US12538425B2Jan 27, 2026
Electrical module and printed circuit board assembly comprising an electrical module
ROLLS ROYCE DEUTSCHLAND LTD & CO KG0 citations39