Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8607667 | Manufacturing razor blades | Cheng-Jih Li, Stephen F. Hobbs | 2013-12-17 |
| 8061237 | Manufacturing razor blades | Stephen F. Hobbs, Cheng-Jih Li | 2011-11-22 |
| 6957598 | Razor blade and method of manufacture | Stephen F. Hobbs | 2005-10-25 |
| 6629475 | Razor blade | Stephen F. Hobbs | 2003-10-07 |
| 5609075 | Razor blade manufacture | — | 1997-03-11 |
| 5458025 | Razor blade manufacture | — | 1995-10-17 |
| 5303539 | Staple forming | — | 1994-04-19 |
| 5010646 | Shaving system | — | 1991-04-30 |
| 4321846 | Tool holder | — | 1982-03-30 |
| 4285528 | Chuck assembly | — | 1981-08-25 |