Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D382460 | Letter opener | — | 1997-08-19 |
| D380366 | Letter opener | — | 1997-07-01 |
| D380367 | Letter opener | — | 1997-07-01 |
| 4631829 | Hand-held safety holder for a single-edge razor blade for cutting a sheet or strand | Michael Benjamin McHugh | 1986-12-30 |