Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D717483 | Linear lighting fixture | Thomas F. Barnes | 2014-11-11 |
| D714484 | Linear lighting fixture | Thomas F. Barnes | 2014-09-30 |
| 8419238 | Lighting fixtures having enhanced heat sink performance | — | 2013-04-16 |
| D636517 | Post top lighting fixture | — | 2011-04-19 |
| 7710663 | Prismatic lens and reflector/refractor device for lighting fixtures having enhanced performance characteristics | Thomas F. Barnes, John R. Anthony | 2010-05-04 |
| 6767106 | Edge-lit luminaire having prismatic optical control | Josh T. Barnes, Thomas F. Barnes, Paul C. Belding | 2004-07-27 |
| 5983581 | Tubular skylight with offset dome | David A. DeBlock, Ronald L. Sitzema, Jr. | 1999-11-16 |
| 5967648 | Lighting fixture including a neutral density polymeric material for controlled light distribution | Thomas F. Barnes, Dale A. Troppman | 1999-10-19 |
| 5743634 | Perforated reflector for an ornamental luminaire | Ronald L. Sitzema, Jr., Robert D. Towne, Jr. | 1998-04-28 |