Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8568011 | Daylighting devices with auxiliary lighting system and light turning features | David Windsor Rillie, Keith Kopitzke, Paul August Jaster | 2013-10-29 |
| 8098433 | Direct and indirect light diffusing devices and methods | David Windsor Rillie, Keith Kopitzke, Paul August Jaster | 2012-01-17 |