Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10259113 | Reinforced lower handle for hand tool assembly and method of manufacture | John Mackin, William Krupnick | 2019-04-16 |
| 9878438 | Strengthened hand tool handle with flexible insertion point and method of manufacturer | John Mackin, William Krupnick | 2018-01-30 |