Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7596869 | Knife | — | 2009-10-06 |
| 7596868 | Knife | — | 2009-10-06 |
| 6785966 | Box cutter with autoretracting blade | — | 2004-09-07 |
| 6550144 | Hollow-handle razor knife with blade slide | — | 2003-04-22 |
| 6532670 | Utility knife with screw-down pivotal blade clamp | — | 2003-03-18 |
| 6233832 | Razor knife with retractable and latchable blade guard | — | 2001-05-22 |
| 6148520 | Box cutter with autoretracting blade | — | 2000-11-21 |
| 6070326 | Razor knife with retractable blade guard | — | 2000-06-06 |
| 5735051 | Knife with replaceable blade | — | 1998-04-07 |
| 5647132 | Deburring knife with replaceable blade | — | 1997-07-15 |
| 5617635 | Autoretracting box-cutting knife | — | 1997-04-08 |
| 5598634 | Deburring knife with adjustable handle | — | 1997-02-04 |
| 4534501 | Device for marking the height above the floor of the edges of articles of clothing | — | 1985-08-13 |