MF

Martin Feldtkeller

IA Infineon Technologies Austria Ag: 54 patents #15 of 1,126Top 2%
Infineon Technologies Ag: 43 patents #93 of 7,486Top 2%
SA Siemens Aktiengesellschaft: 21 patents #286 of 22,248Top 2%
Cypress Semiconductor: 1 patents #1,072 of 1,852Top 60%
MC Minebea Co.: 1 patents #400 of 736Top 55%
Overall (All Time): #9,911 of 4,157,543Top 1%
120
Patents All Time

Issued Patents All Time

Showing 101–120 of 120 patents

Patent #TitleCo-InventorsDate
6137278 Clamping circuit Harald Christian Koffler 2000-10-24
6137668 Power switch with overload protection 2000-10-24
6128172 Thermal protection circuit with thermally dependent switching signal 2000-10-03
6111379 Circuit configuration for driving an electrical drive unit 2000-08-29
6069470 Circuit configuration for producing a load-independent DC voltage 2000-05-30
6054845 Current limiting circuit 2000-04-25
6049201 Circuit configuration for a charge pump and voltage regulator circuit having a circuit configuration of this type 2000-04-11
6046578 Circuit for producing a reference voltage 2000-04-04
5953642 System for contactless power and data transmission Reinhard Greiderer, Kurt Marquardt, Jurgen Nolles, Robert Reiner 1999-09-14
5654628 Circuit configuration for generating a controlled output voltage 1997-08-05
5596264 Circuit configuration for limiting the output voltage of a clocked voltage regulator Helmut Bichler, Michael Herfurth, Michael Lenz 1997-01-21
5453900 Protective circuit for a power MOSFET that drives an inductive load 1995-09-26
5146114 Comparator circuit 1992-09-08
5086382 Circuit configuration for a controlled blocking oscillator converter switching power supply Rainer Dangschat 1992-02-04
5083254 Starting circuit for a switching power supply having switching means responsive to a shutoff command 1992-01-21
5075837 Blocking oscillator switching power supply with transformer demagnetization monitor circuit 1991-12-24
5072353 Circuit configuration for a blocking oscillator converter switching power supply 1991-12-10
5034873 Circuit configuration for a fixed-frequency blocking oscillator converter switching power supply 1991-07-23
5017802 Base current regulation circuit for a switching transistor, in particular a bipolar transistor 1991-05-21
4908755 Method and circuit for limiting the output current of a flyback converter 1990-03-13