Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294792 | Writing tip position sensing and processing apparatus | Russell F. Lewis, Dale A. Cone | 1994-03-15 |
| 5249128 | System and method for determining the distance to an energy emitting object | Vishal Markandey, Bruce E. Flinchbaugh | 1993-09-28 |
| 4951214 | Method for passively determining the relative position of a moving observer with respect to a stationary object | — | 1990-08-21 |