Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10715940 | Device and method to reduce ear wax clogging of acoustic ports, hearing aid sealing sytem, and feedback reduction system | John P. Keady, Gary Hoshizaki | 2020-07-14 |
| 8550206 | Method and structure for achieving spectrum-tunable and uniform attenuation | John P. Keady, Kichol Lee | 2013-10-08 |
| 8554350 | Device and method to reduce ear wax clogging of acoustic ports, hearing aid sealing system, and feedback reduction system | John P. Keady, Gary Hoshizaki | 2013-10-08 |
| 7822219 | Cartilage displacing bead, ridge, or key projection | Lawrence K. Baker | 2010-10-26 |
| 5651422 | Universal-fit, quick-connect power drive/steer attachment for wheelchair | — | 1997-07-29 |
| 5333622 | Earplug and hearing devices formed in-situ | Daniel W. Mauney | 1994-08-02 |
| 5131411 | Custom-fitting earplug formed in situ using foaming action | Daniel W. Mauney | 1992-07-21 |