Inventor
LENK RONALD J
36 patents
⚠️ This page may combine multiple inventors who share the name “LENK RONALD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LENK RONALD J
15 patentsUS8450927B2May 28, 2013
Phosphor-containing LED light bulb
LENK RONALD J91 citations94
US8278837B1Oct 2, 2012
Single inductor control of multi-color LED systems
LENK RONALD J16 citations92
US8198819B2Jun 12, 2012
3-way LED bulb
LENK RONALD J28 citations92
US8439528B2May 14, 2013
Glass LED light bulbs
LENK RONALD J6 citations84
US8569949B2Oct 29, 2013
Method of light dispersion and preferential scattering of certain wavelengths of light-emitting diodes and bulbs constructed therefrom
LENK RONALD J7 citations83
US8193702B2Jun 5, 2012
Method of light dispersion and preferential scattering of certain wavelengths of light-emitting diodes and bulbs constructed therefrom
LENK RONALD J11 citations83
US8702257B2Apr 22, 2014
Plastic LED bulb
LENK RONALD J11 citations82
US8283877B2Oct 9, 2012
Thermal protection circuit for an LED bulb
LENK RONALD J8 citations82
US8547002B2Oct 1, 2013
Heat removal design for LED bulbs
LENK RONALD J15 citations81
US3971372AJul 27, 1976
Oxygen-generating apparatus for scuba diving
LENK RONALD J17 citations67
US8816594B2Aug 26, 2014
3-way LED bulb
LENK RONALD J1 citations52
US8760066B2Jun 24, 2014
Constant power LED circuit
LENK RONALD J0 citations52
US8598794B2Dec 3, 2013
White AC LED
LENK RONALD J0 citations52
US8471445B2Jun 25, 2013
Anti-reflective coatings for light bulbs
LENK RONALD J0 citations52
US9107273B2Aug 11, 2015
End-of-life bulb circuitry
LENK RONALD J0 citations45
SWITCH BULB CO INC
9 patentsUS8752984B2Jun 17, 2014
Glass LED light bulbs
SWITCH BULB CO INC83 citations98
US8786169B2Jul 22, 2014
Anti-reflective coatings for light bulbs
SWITCH BULB CO INC13 citations84
US8552654B2Oct 8, 2013
Single inductor control of multi-color LED systems
SWITCH BULB CO INC4 citations63
US8704442B2Apr 22, 2014
Method of light dispersion and preferential scattering of certain wavelengths of light for light-emitting diodes and bulbs constructed therefrom
SWITCH BULB CO INC3 citations61
US8754594B2Jun 17, 2014
Thermal protection circuit for an LED bulb
SWITCH BULB CO INC3 citations60
US8638033B2Jan 28, 2014
Phosphor-containing LED light bulb
SWITCH BULB CO INC1 citations60
US9030118B2May 12, 2015
Single inductor control of multi-color LED systems
SWITCH BULB CO INC0 citations52
US8853921B2Oct 7, 2014
Heat removal design for LED bulbs
SWITCH BULB CO INC0 citations50
US8796922B2Aug 5, 2014
Phosphor-containing LED light bulb
SWITCH BULB CO INC0 citations49
FAIRCHILD SEMICONDUCTOR
5 patentsUS6222352B1Apr 24, 2001
Multiple voltage output buck converter with a single inductor
FAIRCHILD SEMICONDUCTOR124 citations98
US6538516B2Mar 25, 2003
System and method for synchronizing multiple phase-lock loops or other synchronizable oscillators without using a master clock signal
FAIRCHILD SEMICONDUCTOR31 citations92
US6528976B1Mar 4, 2003
Fet sensing programmable active droop for power supplies
FAIRCHILD SEMICONDUCTOR45 citations89
US6104170AAug 15, 2000
Method and circuit for preventing oscillations in a battery charger
FAIRCHILD SEMICONDUCTOR13 citations71
US6531851B1Mar 11, 2003
Linear regulator circuit and method
FAIRCHILD SEMICONDUCTOR3 citations62
LORAL SPACE SYSTEMS INC
3 patentsUS5477132ADec 19, 1995
Multi-sectioned power converter having current-sharing controller
LORAL SPACE SYSTEMS INC134 citations98
US5359280AOct 25, 1994
Bilateral power converter for a satellite power system
LORAL SPACE SYSTEMS INC79 citations96
US5233287AAug 3, 1993
Current limiting bilateral converter having a ground referenced current sensor
LORAL SPACE SYSTEMS INC58 citations96