Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691696 | System and method for broadcasting colored light for emergency signals | Jerry L. Williams, William J. Cassarly | 1997-11-25 |
| 5664863 | Compact uniform beam spreader for a high brightness centralized lighting system | William J. Cassarly, John M. Davenport, Richard L. Hansler | 1997-09-09 |