Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5456256 | High resolution ultrasonic imaging apparatus and method | John K. Schneider, Frank W. Keeney, Russell J. Drakes, Stephen Michael Gojevic, Mark C. Schneider +1 more | 1995-10-10 |
| 5365154 | Appliance control system and method | John K. Schneider, Frank W. Keeney, Benjamin H. Weppner | 1994-11-15 |
| 5335545 | Ultrasonic detector with frequency matching | — | 1994-08-09 |
| 5277065 | Detector with ringdown frequency matching | — | 1994-01-11 |
| 5157639 | Ultrasonic detector | — | 1992-10-20 |
| 4317184 | Dual slope compensation apparatus | — | 1982-02-23 |