1
Antony Paul Van De Ven, Gerald H Negley: Lighting device and lighting method. LED Lighting Fixtures, Burr & Brown, May 8, 2007: US07213940 (568 worldwide citation)

A lighting device comprising first and second groups of solid state light emitters, which emit light having dominant wavelength in ranges of from 430 nm to 480 nm and from 600 nm to 630 nm, respectively, and a first group of lumiphors which emit light having dominant wavelength in the range of from ...


2
Gerald H Negley: Method for producing high efficiency light-emitting diodes and resulting diode structures. Cree Research, Bell Seltzer Park & Gibson P A, May 20, 1997: US05631190 (313 worldwide citation)

A method of producing light emitting diodes from silicon carbide with increased external efficiency is disclosed which includes directing a beam of laser light at one surface of a portion of silicon carbide, and in which the laser light is sufficient to vaporize the silicon carbide that it strikes t ...


3
Gerald H Negley: High efficiency light emitting diodes. Cree Research, Philip Summa Patent Attorney, June 15, 1999: US05912477 (298 worldwide citation)

Light emitting diodes are disclosed which have increased external efficiency and are formed from silicon carbide substrates. Diodes are produced by a method which includes directing a beam of laser light at one surface of a portion of silicon carbide, and which the laser light is sufficient to vapor ...


4
Gerald H Negley: Reflective optical elements for semiconductor light emitting devices. Cree, Myers Bigel Sibley & Sajovec P A, October 10, 2006: US07118262 (161 worldwide citation)

Optical elements for semiconductor light emitting devices include a body that is configured to attach to a semiconductor light emitting device. The body includes an integral lens. A mirror is provided in and/or on the body. The body, the lens and the mirror are positioned such that, in operation, li ...


5
Gerald H Negley: Lighting device. Cree LED Lighting Solutions, Burr & Brown, November 10, 2009: US07614759 (156 worldwide citation)

A lighting device comprising at least one solid state light emitter and at least one luminescent element spaced from the light emitter, a surface of the luminescent element being at least twice as large as the illumination surface of the light emitter. Also, a lighting device comprising at least one ...


6
David B Slater Jr, Gerald H Negley: Phosphor-coated light emitting diodes including tapered sidewalls, and fabrication methods therefor. Cree, Myers Bigel Sibley & Sajovec, February 8, 2005: US06853010 (139 worldwide citation)

A light emitting diode includes a substrate having first and second opposing faces and a sidewall between the first and second opposing faces that extends at an oblique angle from the second face towards the first face. A conformal phosphor layer is provided on the oblique sidewall. The oblique side ...


7
Gerald H Negley, Ban Loh: Transmissive optical elements including transparent plastic shell having a phosphor dispersed therein, and methods of fabricating same. Cree, Myers Bigel Sibley & Sajovec, April 18, 2006: US07029935 (135 worldwide citation)

A transmissive optical element is fabricated by filling a mold with molten liquid that includes a transparent plastic and a phosphor additive, and allowing the molten liquid to solidify to produce the transmissive optical element having phosphor dispersed therein. Accordingly, a separate phosphor co ...


8
Antony Paul Van De Ven, Gerald H Negley: Lighting device and lighting method. Cree LED Lighting Solutions, Burr & Brown, August 3, 2010: US07768192 (106 worldwide citation)

A lighting device comprising sources of visible light comprising solid state light emitters and/or luminescent materials emitting three or four different hues. A first group of the sources, when illuminated, emit light of two hues which, if combined, would produce illumination having coordinates wit ...


9
Ban P Loh, Gerald H Negley: Power light emitting die package with reflecting lens and the method of making the same. Cree, Jenkins Wilson Taylor & Hunt P A, November 25, 2008: US07456499 (105 worldwide citation)

A light emitting die package and a method of manufacturing the die package are disclosed. The die package includes a leadframe, at least one light emitting device (LED), a molded body, and a lens. The leadframe includes a plurality of leads and has a top side and a bottom side. A portion of the lead ...


10
Gerald H Negley: Light emitting device incorporating a luminescent material. Cree, Summa & Allan P A, November 22, 2005: US06967116 (91 worldwide citation)

A light emitting device uses a source of exciting radiation such as an light emitting diode to excite a photo luminescent material to provide a source of visible light. The photo luminescent material is loaded into a low density material such as a xerogel or an aerogel which is adjacent the source o ...