Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D380133 | Combined rose and lever handle | Thomas Hennessy | 1997-06-24 |
| 5564296 | Leverset conversion apparatus | Kenneth T. Theriault, Thomas Hennessy | 1996-10-15 |
| D368637 | Lever handle | Thomas Hennessy | 1996-04-09 |