Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5553152 | Apparatus and method for magnetically controlling a hearing aid | — | 1996-09-03 |
| D369865 | Magnetic actuator | — | 1996-05-14 |
| 5083312 | Programmable multichannel hearing aid with adaptive filter | David A. Preves | 1992-01-21 |
| 4788983 | Pulse rate controlled entertainment device | Loren S. Brink | 1988-12-06 |