1
Julian A Carey, William D Collins III, Ban Poh Loh, Gary D Sasser: Surface mountable LED package. LumiLeds Lighting U S, Brian D Ogonowsky, Skjerven Morrill MacPherson, August 14, 2001: US06274924 (323 worldwide citation)

An LED package includes a heat-sinking slug that is inserted into an insert-molded leadframe. The slug may include an optional reflector cup. Within this cup, the LED and a thermally conducting sub-mount may be attached. Wire bonds extend from the LEDs to metal leads. The metal leads are electricall ...


2
William David Collins III, Michael R Krames, Godefridus Johannes Verhoeckx, Nicolaas Joseph Martin van Leth: Phosphor-converted light emitting device. Lumileds Lighting U S, Rachel V Leiterman, Patent Law Group, November 4, 2003: US06642652 (292 worldwide citation)

A light source is disclosed that includes a light emitting device such as a III-nitride light emitting diode covered with a luminescent material structure, such as a single layer or multiple layers of phosphor. Any variations in the thickness of the luminescent material structure are less than or eq ...


3
Christopher H Lowery: Non-incandescent lightbulb package using light emitting diodes. LumiLeds Lighting U S, Brian D Ogonowsky, Rachel V Leiterman, Skjerven Morrill MacPherson, January 7, 2003: US06504301 (290 worldwide citation)

An LED package and a method of fabricating the LED package utilize a prefabricated fluorescent member that contains a fluorescent material that can be separately tested for optical properties before assembly to ensure the proper performance of the LED package with respect to the color of the output ...


4
Robert S West, Gary D Sasser, James W Stewart: Side emitting LED and lens. Lumileds Lighting U S, Patent Law Group, January 20, 2004: US06679621 (285 worldwide citation)

A lens comprises a bottom surface, a reflecting surface, a first refracting surface obliquely angled with respect to a central axis of the lens, and a second refracting surface extending as a smooth curve from the bottom surface to the first refracting surface. Light entering the lens through the bo ...


5
Shane Harrah, Douglas P Woolverton: High flux LED array. Lumileds Lighting U S, Patent Law Group, December 24, 2002: US06498355 (266 worldwide citation)

A light emitting diode array in accordance with the present invention includes a metal substrate, a dielectric layer disposed above the metal substrate, and a plurality of electrically conductive traces disposed on the dielectric layer. A plurality of vias pass through the dielectric layer. The ligh ...


6
Robert S West, Gary D Sasser, James W Stewart: Side emitting light emitting device. Lumileds Lighting U S, Rachel V Leiterman, Patent Law Group, July 29, 2003: US06598998 (265 worldwide citation)

A lens mounted to a light emitting diode package internally redirects light within the lens so that a majority of light is emitted from the lens approximately perpendicular to a package axis of the light emitting diode package. In one embodiment, the light emitted by the light emitting diode package ...


7
Michael D Camras, Daniel A Steigerwald, Frank M Steranka, Michael J Ludowise, Paul S Martin, Michael R Krames, Fred A Kish, Stephen A Stockman: III-Phospide and III-Arsenide flip chip light-emitting devices. Lumileds Lighting U S, Patent Law Group, August 31, 2004: US06784463 (252 worldwide citation)

A light-emitting semiconductor device includes a stack of layers including an active region. The active region includes a semiconductor selected from the group consisting of III-Phosphides, III-Arsenides, and alloys thereof. A superstrate substantially transparent to light emitted by the active regi ...


8
Carrie Carter Coman, Fred A Kish Jr, Michael R Krames, Paul S Martin: III-nitride light emitting devices fabricated by substrate removal. Lumileds Lighting U S, Patent Law Group, October 5, 2004: US06800500 (221 worldwide citation)

A III-nitride light-emitting structure including a p-type layer, an n-type layer, and a light emitting layer is grown on a growth substrate. The III-nitride light-emitting structure is wafer bonded to a host substrate, then the growth substrate is removed. In some embodiments, a first electrical con ...


9
Christopher H Lowery, Gerd Mueller, Regina Mueller: Red-deficiency-compensating phosphor LED. LumiLeds Lighting U S, Brian D Ogonowsky, Mark E Schmidt, Skjerven Morrill MacPherson, February 26, 2002: US06351069 (217 worldwide citation)

A light emitting device and a method of fabricating the device utilize a supplementary fluorescent material that radiates secondary light in the red spectral region of the visible light spectrum to increase the red color component of the composite output light. The secondary light from the supplemen ...


10
William David Collins III, Jerome Chandra Bhat, Daniel Alexander Steigerwald: Monolithic series/parallel led arrays formed on highly resistive substrates. Lumileds Lighting U S, Rachel V Leiterman, Brian D Ogonowsky, Patent Law Group, April 15, 2003: US06547249 (208 worldwide citation)

Series or parallel LED arrays are formed on a highly resistive substrate, such that both the p- and n-contacts for the array are on the same side of the array. The individual LEDs are electrically isolated from each other by trenches or by ion implantation. Interconnects deposited on the array conne ...