Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10883673 | Dithered LEDs to reduce color banding in lensed light fixtures | — | 2021-01-05 |
| D802177 | Aircraft navigation light | Nathan Howard Calvin | 2017-11-07 |
| D802178 | Aircraft ice detection light | Nathan Howard Calvin | 2017-11-07 |
| D760146 | Aircraft light unit | Nathan Howard Calvin | 2016-06-28 |
| 9239288 | Aircraft light device | Nathan Howard Calvin | 2016-01-19 |
| 9068723 | Configurable lamp assembly | Nathan Howard Calvin | 2015-06-30 |
| 9068724 | Lighting fixture having clipped reverse parabolic reflector | Nathan Howard Calvin | 2015-06-30 |
| D709211 | Lighting fixture | Nathan Howard Calvin | 2014-07-15 |
| 8662721 | Aircraft external lighting system and method | Nathan Howard Calvin | 2014-03-04 |
| D682458 | Lighting fixture | Nathan Howard Calvin | 2013-05-14 |
| 8197115 | Luminaire with adjustable light source | Nathan Howard Calvin | 2012-06-12 |
| 8192060 | Aircraft navigation light | Nathan Howard Calvin | 2012-06-05 |
| D640181 | Aircraft navigation and anti-collision light | Nathan Howard Calvin | 2011-06-21 |
| D626057 | Aircraft aft position and anti-collision light | Nathan Howard Calvin | 2010-10-26 |
| D592780 | Aircraft navigation light | Nathan Howard Calvin | 2009-05-19 |
| 7425078 | Rotating LED beacon | Earl Esson | 2008-09-16 |
| 6441542 | Cathode emitter devices, field emission display devices, and methods of detecting infrared light | Glen E. Hush, Zhong-Yi Xia | 2002-08-27 |
| 6140986 | Combined monochrome and color display | James Cathey | 2000-10-31 |
| 5952987 | Method and apparatus for improved gray scale control in field emission displays | Jim Browning | 1999-09-14 |
| 5905328 | Field emission display device having film containing microlenses | — | 1999-05-18 |
| 5900974 | Backing plate for contrast enhancement of photolithographic images on transparent substrates and method of using same | — | 1999-05-04 |
| 5779920 | Luminescent screen with mask layer | Surjit S. Chadha | 1998-07-14 |
| 5742267 | Capacitive charge driver circuit for flat panel display | — | 1998-04-21 |