Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6416520 | Microdrive for probes | William J. Rittman, III, James P. O'Connor, Michael A. Cundari, Eric R. Cosman | 2002-07-09 |
| 4911425 | Wheelchair user exercise device | Walter E. Langbein | 1990-03-27 |
| 4463985 | Heel strap retractor for wheel chair foot rests | — | 1984-08-07 |