Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5010892 | Body lumen measuring instrument | David P. Colvin, Raymond A. Whitney, William M. Kline, Ronald R. Rizzo, Mark E. Orlosky | 1991-04-30 |
| 4936823 | Transendoscopic implant capsule | David P. Colvin | 1990-06-26 |