Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700240 | Phacoemulsification system having ultrasonic power controlled by aspiration vacuum sensor | Billie John Barwick, Jr. | 1997-12-23 |
| 5591127 | Phacoemulsification method and apparatus | Billie John Barwick, Jr. | 1997-01-07 |
| 4922909 | Video monitoring and reapposition monitoring apparatus and methods | William A. Lindgren | 1990-05-08 |