Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9115495 | Reflector assembly for a skylight curb and method of installing same through a safety grid from the roof | David Gelbaum, Robert Walters | 2015-08-25 |
| 9027292 | Passive collimating skylight | Mark J. O'Neill, David Gelbaum, Almus J. McDanal, III | 2015-05-12 |
| 6432505 | Diamond cross section synthetic turf filament | Gordon Sweenie | 2002-08-13 |