Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7009601 | System and method for test data reporting using a status signal | Robert W. Preston | 2006-03-07 |
| 6918134 | Data request method without using dedicated connections | Robert W. Preston | 2005-07-12 |
| 6452155 | Obstruction detection system and method having an alternating signal representative of a velocity of an object | Robert W. Preston | 2002-09-17 |