Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34677 | Automatic emergency locator system and method | Donald K. Ray | 1994-07-26 |
| 4917776 | Flow through voltammetric analyzer and method using deoxygenator | — | 1990-04-17 |
| 4878236 | Automatic emergency locator system and method | Donald K. Ray | 1989-10-31 |