Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606109 | Liquid volume measuring apparatus | Henry Benjamin Sisk, John Jerome Madden, Niall O'Sullivan, Oliver Hood | 1997-02-25 |
| 4936165 | Variable speed transmission unit | James V. Doyle | 1990-06-26 |