Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9028093 | Retro-fit luminaire assembly | — | 2015-05-12 |
| 8636385 | Sensor module connector | Roy B. Crane | 2014-01-28 |
| 8556453 | Splay frame luminaire | Roy B. Crane | 2013-10-15 |
| 8303132 | Air handling luminaire | Roy B. Crane | 2012-11-06 |
| 7950833 | Splay frame luminaire | Roy B. Crane | 2011-05-31 |
| 7914171 | Air-handling luminaire | Roy B. Crane | 2011-03-29 |
| D614792 | Luminaire | Roy B. Crane | 2010-04-27 |
| D602188 | Luminaire | Roy B. Crane | 2009-10-13 |
| D602187 | Luminaire | Roy B. Crane | 2009-10-13 |
| D597241 | Luminaire | Roy B. Crane | 2009-07-28 |
| 7490960 | Add-on sensor module for lighting system | Michael Fiorino | 2009-02-17 |
| 6164797 | End mount ballast- socket bridge | Roy B. Crane, Paul T. Metcalf, II | 2000-12-26 |
| 5289357 | Task-oriented light fixture for a workspace | — | 1994-02-22 |
| 5183327 | Fluorescent light fixture with open ballast housing | — | 1993-02-02 |
| 5160193 | Modular medical light system | Roy B. Crane | 1992-11-03 |
| 5086375 | Modular medical light system | Roy B. Crane | 1992-02-04 |
| 5072344 | Lighting fixture clamp | — | 1991-12-10 |
| 5055985 | Fluorescent fixture housing | — | 1991-10-08 |
| 5008790 | Fluorescent-type fixture having removable fold-out lamp sockets | — | 1991-04-16 |
| 4242723 | Low level work area lighting system | Paul T. Metcalf, II | 1980-12-30 |
| 4233651 | Work area lighting system | — | 1980-11-11 |