Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492962 | Optical scanning system with variable focus lens | Charles David Melville, Michael Tidwell, Richard S. Johnston | 2002-12-10 |
| 6388641 | Scanned beam display with adjustable accommodation | Michael Tidwell, Charles David Melville, Richard S. Johnston | 2002-05-14 |