Inventor
PFEIFER MARKUS
DE17 patents
⚠️ This page may combine multiple inventors who share the name “PFEIFER MARKUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS AG
7 patentsUS10287030B2May 14, 2019
Converter with redundant circuit topology
SIEMENS AG7 citations81
US12348222B2Jul 1, 2025
Driver circuit and method for controlling a semiconductor switch
SIEMENS AG0 citations59
US12482739B2Nov 25, 2025
Arrangement for a semiconductor arrangement comprising at least one passive component and a substrate
SIEMENS AG0 citations52
US12021373B2Jun 25, 2024
Operating a load zone on a power grid
SIEMENS AG0 citations50
US11876440B2Jan 16, 2024
Fault-tolerant operation of a current converter
SIEMENS AG0 citations50
US11869705B2Jan 9, 2024
Transformer for a DC/DC voltage converter
SIEMENS AG0 citations49
US11223287B2Jan 11, 2022
Resonant DC-DC converter
SIEMENS AG0 citations46
STIHL AG & CO KG ANDREAS
6 patentsUS7673813B2Mar 9, 2010
Portable spray apparatus
STIHL AG & CO KG ANDREAS10 citations82
US11178958B2Nov 23, 2021
Harness
STIHL AG & CO KG ANDREAS3 citations71
US11089859B2Aug 17, 2021
Harness
STIHL AG & CO KG ANDREAS4 citations71
US10813437B2Oct 27, 2020
Carrying device for carrying a hand-guided power tool to be carried by a user
STIHL AG & CO KG ANDREAS5 citations63
US12557899B2Feb 24, 2026
Carrying arrangement
STIHL AG & CO KG ANDREAS0 citations52
US11806464B2Nov 7, 2023
Hand-held suction system
STIHL AG & CO KG ANDREAS0 citations49