Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7114622 | Modular golf club display | Walter R. Miranda, Rodrigo Dienstmann, Steven G. Dietrich, Fred Geiger, Jeffrey C. Ouyang +2 more | 2006-10-03 |
| 5185802 | Modular hearing aid system | — | 1993-02-09 |
| 4972488 | Ear wax barrier and acoustic attenuator for a hearing aid | Erwin M. Weiss | 1990-11-20 |
| 4860890 | Battery holder | Elmer J. Cerny | 1989-08-29 |