Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5491757 | Field tester gaze tracking using content addressable memories to improve image data analysis speed | Alan R. Kirschbaum | 1996-02-13 |
| 5392653 | Pressure transducer magnetically-coupled interface complementing minimal diaphragm movement during operation | Frank Zanger, Tim Surber | 1995-02-28 |
| 5387180 | Ultrasonic frequency synthesizer for phaco surgery | — | 1995-02-07 |
| 5220361 | Gaze tracking for field analyzer | Alan R. Kirschbaum | 1993-06-15 |
| 4983901 | Digital electronic foot control for medical apparatus and the like | — | 1991-01-08 |
| 4793345 | High voltage protection circuit for ultrasonic cataract remover | — | 1988-12-27 |
| 4739410 | Superimposed analog video image on plotted digital field tester display | William E. Humphrey | 1988-04-19 |
| 4675736 | Superimposed analog video image on plotted digital field tester display | William E. Humphrey | 1987-06-23 |