1
John Durkee, Paul Kenneth Pickard: Troffer-style lighting fixture with specular reflector. Cree, Koppel Patrick Heybl & Philpott, December 9, 2014: US08905575 (65 worldwide citation)

An indirect troffer-style lighting fixture that is particularly well-suited for use with solid state light sources. An elongated heat sink with a mount surface for light sources runs longitudinally along the fixture. To facilitate heat dissipation, a portion of the heat sink is exposed to the ambien ...


2
Mark Edward Dixon, John Durkee, Nicholas W Medendorp Jr, Paul Kenneth Pickard, Antony Van De Ven: Integrated linear light engine. CREE, Koppel Patrick Heybl & Philpott, March 22, 2016: US09291316 (2 worldwide citation)

This disclosure relates to light engines for use in lighting fixtures, such as troffer-style lighting fixtures. Light engines according to the present disclosure have integrated features that eliminate the need for additional components such as a Printed Circuit Board (PCB), a heat sink, a cover por ...


3
John Durkee, Dong Lu, Paul Kenneth Pickard, William Laird Dungan, Gary David Trott: Linear solid state lighting fixture with asymmetric light distribution. CREE, Koppel Patrick Heybl & Philpott, August 23, 2016: US09423104 (1 worldwide citation)

The fixture includes an elongated back reflector along the longitudinal direction of the fixture and at least one light source mounted to a heat sink structure and arranged to emit at least a portion of light toward the back reflector. The back reflector redirects at least a portion of the light tow ...


4
John Durkee: Consolidated troffer. Cree, McCracken & Gillen, March 22, 2016: US09291320

A dropped-ceiling lighting system having a reflector positioned in an opening in a grid used to suspend a dropped ceiling, a lighting device including a light source mounted adjacent to the reflector, a structural support securing the lighting device to the grid, and a power source for the lighting ...


5
Mark Edward Dixon, John Durkee, Nicholas W Medendorp Jr, Paul Kenneth Pickard, Antony Van De Ven: Integrated linear light engine. CREE, Koppel Patrick Heybl & Philpott, November 1, 2016: US09482396

This disclosure relates to light engines for use in lighting fixtures, such as troffer-style lighting fixtures. Light engines according to the present disclosure have integrated features that eliminate the need for additional components such as a Printed Circuit Board (PCB), a heat sink, a cover por ...


6
James Michael Lay, Paul Kenneth Pickard, John Durkee: Light fixture with textured reflector. Cree, Steven B Phillips, Moore & Van Allen PLLC, November 8, 2016: US09488329

A light fixture with a textured reflector surface is disclosed. Embodiments of the present invention provide for a lighting system in which LEDs face, and the majority of light form the LED light source is incident on, a textured surface of a back reflector while producing minimal glare and minimal ...


7
Dong Lu, Nick Hoang Nguyen, John Durkee: Light fixture with textured reflector. Cree, Steven B Phillips, Moore & Van Allen PLLC, October 25, 2016: US09476566

A light fixture with a textured reflector is disclosed. Embodiments of the present invention provide for a lighting system in which LEDs face, and the majority of light form the LED light source is incident on, a textured back reflector while producing minimal glare and minimal imaging of the light ...


8
Andrew Bendtsen, Kurt Wilcox, Boris Karpichev, John Durkee, John Roberts, David Goelz, Douglas E Keiter, Randy Bernard: LED luminaire having enhanced thermal management. Cree, J Clinton Wimbish, Nexsen Pruet PLLC, February 12, 2019: US10203103

In one aspect, luminaires are described herein enabling independent thermal management of driver and LED assemblies. For example, a luminaire comprises a driver assembly vertically integrated with a LED assembly, the driver assembly comprising a driver heatsink having an interior in which a circuit ...