Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348336 | Walking aid | Brian P. Doyle, Gerald Thomas Griggs | 1994-09-20 |
| 5303430 | Conversion kit for adjusting the height of a flush toilet | Brian P. Doyle, David Khazanovich | 1994-04-19 |