Issued Patents All Time
Showing 25 most recent of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11640050 | Microdisplay-based head-up display system | Dongha Kim | 2023-05-02 |
| 10891881 | Lighting assembly with LEDs and optical elements | David Siucheong Auyeung, William Y. Hall | 2021-01-12 |
| 10460634 | LED light assembly with transparent substrate having array of lenses for projecting light to illuminate an area | David Siucheong Auyeung, William Y. Hall | 2019-10-29 |
| 10410551 | Lighting assembly with LEDs and four-part optical elements | David Siucheong Auyeung, William Y. Hall | 2019-09-10 |
| 10339841 | Lighting assembly with multiple lighting units | David Siucheong Auyeung, William Y. Hall | 2019-07-02 |
| 10223946 | Lighting device with transparent substrate, heat sink and LED array for uniform illumination regardless of number of functional LEDs | David Siucheong Auyeung, William Y. Hall | 2019-03-05 |
| 9947248 | Lighting assembly with multiple lighting units | David Siucheong Auyeung, William Y. Hall | 2018-04-17 |
| 9812043 | Light assembly for providing substantially uniform illumination | David Siucheong Auyeung, William Y. Hall | 2017-11-07 |
| 9734738 | Apparatus with lighting units | David Siucheong Auyeung, William Y. Hall | 2017-08-15 |
| 9734737 | Outdoor billboard with lighting assemblies | David Siucheong Auyeung, William Y. Hall | 2017-08-15 |
| 9732932 | Lighting assembly with multiple lighting units | David Siucheong Auyeung, William Y. Hall | 2017-08-15 |
| 9690041 | Air cavity LED backlight unit | David G. Pelka | 2017-06-27 |
| 9685102 | LED lighting assembly with uniform output independent of number of number of active LEDs, and method | David Siucheong Auyeung, William Y. Hall | 2017-06-20 |
| 9659511 | LED light assembly having three-part optical elements | David Siucheong Auyeung, William Y. Hall | 2017-05-23 |
| 9542870 | Billboard and lighting assembly with heat sink and three-part lens | David Siucheong Auyeung, William Y. Hall | 2017-01-10 |
| 9524661 | Outdoor billboard with lighting assemblies | David Siucheong Auyeung, William Y. Hall | 2016-12-20 |
| 9514663 | Method of uniformly illuminating a billboard | David Siucheong Auyeung, William Y. Hall | 2016-12-06 |
| 9349307 | Forty-eight by fourteen foot outdoor billboard to be illuminated using only two lighting assemblies | David Siucheong Auyeung, William Y. Hall | 2016-05-24 |
| 8556472 | Light reflectors and flood lighting systems | — | 2013-10-15 |
| 8485667 | Optical element and colored light combiner using same | Charles L. Bruzzone, Andrew J. Ouderkirk | 2013-07-16 |
| 8408721 | Projection system with imaging light source module | Roy A. Auerbach, Stephen J. Willett | 2013-04-02 |
| 8210689 | Projection system | — | 2012-07-03 |
| 7821713 | Color light combining system for optical projector | David M. Snively | 2010-10-26 |
| 7724436 | Reflective corrector for optical projection engine | — | 2010-05-25 |
| 7460306 | Multi-directional optical element and an optical system utilizing the multi-directional optical element | Todd S. Rutherford | 2008-12-02 |