Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6176598 | Light fixture flexible reflector | Chi Yu | 2001-01-23 |
| 6108194 | Electronics case and stand stabilizing weight | Chi Yu | 2000-08-22 |
| D388525 | Light | Ross Lowell, Apiruk Pronputhsri, Chi Yu, Brian Keith ELLIS | 1997-12-30 |
| 4782428 | Collapsible fluorescent light for photography | Ross Lowell, Edward Calamai, Stephen Timothy Doll, Dale Marks, Apiruk Pronputhsri | 1988-11-01 |
| 4777566 | Camera light and accessories therefor | Ross Lowell, Edward Calamai, Richard Regan | 1988-10-11 |
| 4616384 | Flag frame and clamp | Ross Lowell, Edward Calamai | 1986-10-14 |
| 4544120 | Flag frame and clamp | Ross Lowell, Edward Calamai | 1985-10-01 |
| 4187531 | Lighting arrangement for photographic work including combined spot and flood light luminaire | Ross Lowell | 1980-02-05 |