DK

David J. Kachmarik

GE: 32 patents #629 of 36,430Top 2%
RC Reliance Com/Tec: 1 patents #24 of 69Top 35%
Overall (All Time): #108,569 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 25 most recent of 33 patents

Patent #TitleCo-InventorsDate
8749161 Compact fluorescent lamp and LED light source with electronic components in base Louis R. Nerone, Virgil A. Chichernea, Himamshu Prasad 2014-06-10
8644998 Pre-programmed energy management ballast or driver Louis R. Nerone, Himamshu Prasad 2014-02-04
8072308 High voltage transformer and a novel arrangement/method for hid automotive headlamps Tony Aboumrad 2011-12-06
7908037 Pre-programmed energy management ballast or driver Louis R. Nerone, Himamshu Prasad 2011-03-15
7772780 Lamp igniter module and transformer carrier Rajendra K. Pokharna, Virgil A. Chichernea, Bruce Richard Roberts, David A. D'Onofrio 2010-08-10
7102298 Integral lamp Louis R. Nerone, Joseph C. Oberle, Michael Solomon Idelchik 2006-09-05
6756746 Method of delaying and sequencing the starting of inverters that ballast lamps Louis R. Nerone, Melvin Cosby 2004-06-29
6686705 Ballast circuit with multiple inverters and dimming controller Louis R. Nerone, Melvin Cosby 2004-02-03
6621238 Power factor correction circuit with faster bus charging rate during startup Louis R. Nerone, Melvin Cosby 2003-09-16
6525488 Self-oscillating synchronous boost converter Louis R. Nerone 2003-02-25
6465972 Electronic elimination of striations in linear lamps Louis R. Nerone 2002-10-15
6459215 Integral lamp Louis R. Nerone, Joseph C. Oberle, Michael Solomon Idelchik 2002-10-01
6150769 Gas discharge lamp ballast with tapless feedback circuit Louis R. Nerone 2000-11-21
6057648 Gas discharge lamp ballast with piezoelectric transformer Louis R. Nerone 2000-05-02
5917289 Lamp ballast with triggerless starting circuit Louis R. Nerone, Michael M. Secen 1999-06-29
5914570 Compact lamp circuit structure having an inverter/boaster combination that shares the use of a first n-channel MOSFET of substantially lower on resistance than its p-channel counterpart Louis R. Nerone 1999-06-22
5889373 Fluorescent lamp ballast with current feedback using a dual-function magnetic device Rayette Ann Fisher, William Newell Schultz, Robert J. Thomas 1999-03-30
5834884 Systematic configuration of compact fluorescent lamps for operation in a single-type ballast Victor D. Roberts, Clarence J. Harsa, Spiro Vamvakas 1998-11-10
5807121 Junction component for connecting the electrical leads of a printed circuit board and a separate electrical unit Jozsef Fulop, Ferenc Papp, Jozsef Tokes, Istvan Wursching, Kelvin B. Belle +2 more 1998-09-15
5723953 High voltage IC-driven half-bridge gas discharge lamp ballast Louis R. Nerone 1998-03-03
5719472 High voltage IC-driven half-bridge gas discharge ballast Louis R. Nerone 1998-02-17
5719471 Three-way dimming circuit for compact fluorescent lamp 1998-02-17
5712536 Reduced bus voltage integrated boost high power factor circuit Kurt W. Haas, Kelvin B. Belle 1998-01-27
5703440 Compact fluorescent lamp and ballast arrangement with inductor directly between lamp ends Thomas F. Soules, Raymond Albert Fillion, Erwin G. Steinbrenner, Donald W. Kuk 1997-12-30
5691598 Fluorescent lamp with thermal heat shield between lamp tube and ballast circuitry Kelvin B. Belle, Leon F. Chamberlain, Raymond Albert Fillion, Jozsef Fulop, Donald W. Kuk +3 more 1997-11-25