Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654768 | Luminaire including improved refractor mounting arrangement | Walter R. Blake, Warren Halper | 1987-03-31 |
| 4490778 | Luminaire globe assembly | Byron R. Collins | 1984-12-25 |
WD
William K. Dryman
Overall (All Time): #2,341,868 of 4,157,543Top 60%
2
Patents All Time