P

Inventor

APPEL WILHELM

DE9 patents
⚠️ This page may combine multiple inventors who share the name “APPEL WILHELM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HYDROMATIK GMBH

3 patents
US4756157AJul 12, 1988

Control device for a hydrostatic gear

HYDROMATIK GMBH31 citations90
US4756156AJul 12, 1988

Drive system with two hydrostatic gears

HYDROMATIK GMBH12 citations71
US4722187AFeb 2, 1988

Speed regulation device for a hydrostatic drive unit

HYDROMATIK GMBH3 citations58

SIEMENS AG OESTERREICH

3 patents
US7388364B2Jun 17, 2008

Device for covering the peak load

SIEMENS AG OESTERREICH18 citations82
US7927156B2Apr 19, 2011

Electrical connector element

SIEMENS AG OESTERREICH11 citations79
US7120039B2Oct 10, 2006

Voltage converter

SIEMENS AG OESTERREICH14 citations74

APPEL WILHELM

3 patents
US8482941B2Jul 9, 2013

Method for operating a switched mode power supply with return of primary-side stray energy

APPEL WILHELM1 citations44
US8331109B2Dec 11, 2012

Asymmetric half-bridge with reduced switch load

APPEL WILHELM0 citations33
US8212434B2Jul 3, 2012

Method for operating switched-mode power supply units

APPEL WILHELM0 citations33