Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5296854 | Helicopter virtual image display system incorporating structural outlines | Lorren Stiles, Howard P. Harper | 1994-03-22 |
| 5150117 | Power management symbology display system | Lorren Stiles, Howard P. Harper | 1992-09-22 |
| 5072218 | Contact-analog headup display method and apparatus | Robert E. Spero, Howard P. Harper, Thomas E. Wright, Lorren Stiles, Robert C. Kass +1 more | 1991-12-10 |