Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669144 | Razor blade technology | Steve S. Hahn, John Madeira, Lamar E. Brooks | 1997-09-23 |
| 5497550 | Shaving system | Robert A. Trotta, Steve S. Hahn, John Madeira, Lamar E. Brooks | 1996-03-12 |
| 5142785 | Razor technology | Manohar S. Grewal | 1992-09-01 |