Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6222450 | Metal detection device having improved support assembly | — | 2001-04-24 |
| 5659247 | Device for detecting metal objects passing through an opening | — | 1997-08-19 |
| 5576621 | Hinged metal detection cover for a receptacle | — | 1996-11-19 |
| D356044 | Metal detector | — | 1995-03-07 |
| 5046669 | Syringe disposal apparatus and method | Arthur Wallace, Jack R. Sorwick, Thomas Pearce, David E. Wood | 1991-09-10 |
| 4920470 | Voltage inverter | — | 1990-04-24 |