1
Eric J Tarsa, Brian Thibeault: High output radial dispersing lamp using a solid state light source. Cree Lighting Company, Koppel & Jacobs, February 26, 2002: US06350041 (372 worldwide citation)

The invention provides a new solid state lamp emitting a light useful for room illumination and other applications. It comprises a solid state Light Source which transmits light through a Separator to a Disperser that disperses the light in a desired pattern and/or changes its color. In one embodime ...


2
Theodore Lowes, Eric Tarsa, Sten Heikman, Bernd Keller, Jesse Reiherzer, Hormoz Benjamin: LED package with encapsulant having planar surfaces. CREE, Koppel Patrick Heybi & Philpott, January 9, 2018: US09865780 (1 worldwide citation)

LED packages are disclosed that are compact and efficiently emit light, and can comprise encapsulants with planar surfaces that refract and/or reflect light within the package encapsulant. The packages can also comprise a submount with one or more LEDs, and a blanket conversion material layer on the ...


3
Jesse Reiherzer, Andrew Signor, Joseph Gates Clark, Michael John Bergmann: LED package with encapsulant having curved and planar surfaces. CREE, Koppel Patrick Heybl & Philpott, February 6, 2018: US09887327 (1 worldwide citation)

LED packages are disclosed that are compact and efficiently emit light, and can comprise encapsulants with curved and planar surfaces. The packages can comprise a submount with a one or a plurality of LEDs, and in those with a plurality of LEDs each of the LEDs can emit the same or different wavelen ...


4
Theodore Lowes, Eric J Tarsa, Sten Heikman, Bernd Keller, Jesse Reiherzer, Hormoz Benjamin: LED package with multiple element light source and encapsulant having planar surfaces. CREE, Koppel Patrick Heybl & Philpott, November 14, 2017: US09818919 (1 worldwide citation)

LED packages are disclosed that are compact and efficiently emit light, and can comprise encapsulants with planar surfaces that refract and/or reflect light within the package encapsulant. The packages can comprise a submount with a plurality of LEDs, which emit different colors of light, and a blan ...


5
Tao Tong, Mark Youmans, Yejin He: LED lamp with active cooling element. CREE, Koppel Patrick Heybl & Philpott, April 18, 2017: US09625105

Solid state lamp or bulb structures are disclosed that can provide an essentially omnidirectional emission pattern from directional emitting light sources, such as forward emitting light sources. The present invention is also directed to lamp structures using active elements to assist in thermal man ...


6
Kenneth Lotito, Ryan Gresback, Paul Fini, James Ibbetson, Bernd Keller: Stabilized quantum dot structure and method of making a stabilized quantum dot structure. Cree, Brinks Gilson & Lione, October 3, 2017: US09780266

A stabilized quantum dot structure for use in a light emitting diode (LED) comprises, according to one embodiment, a luminescent particle comprising one or more semiconductors, a buffer layer overlying the luminescent particle, where the buffer layer comprises an amorphous material, and a barrier la ...


7
STABILIZED QUANTUM DOT STRUCTURE AND METHOD OF MAKING A STABILIZED QUANTUM DOT STRUCTURE. January 5, 2017: US20170005241-A1

A stabilized quantum dot structure for use in a light emitting diode (LED) comprises, according to one embodiment, a luminescent particle comprising one or more semiconductors, a buffer layer overlying the luminescent particle, where the buffer layer comprises an amorphous material, and a barrier la ...


8
STABILIZED LUMINESCENT NANOPARTICLES COMPRISING A PEROVSKITE SEMICONDUCTOR AND METHOD OF FABRICATION. Cree, May 16, 2019: US20190148602-A1

Stabilized luminescent nanoparticles for light emitting diode applications comprise perovskite nanocrystals encapsulated by an oxide coating, where the oxide coating includes ligand remnants comprising one or more elements selected from the group consisting of: nitrogen, carbon, phosphorus, and sulf ...


9
STABILIZED QUANTUM DOT COMPOSITE AND METHOD OF MAKING A STABILIZED QUANTUM DOT COMPOSITE. Cree, May 16, 2019: US20190148603-A1

A stabilized quantum dot composite includes a plurality of luminescent semiconducting nanoparticles embedded in a matrix comprising an ionic metal oxide. A method of making a stabilized quantum dot composite includes forming a mixture comprising a plurality of luminescent semiconducting nanoparticle ...