Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7988209 | Tamper evident security device having a double click seal | — | 2011-08-02 |
| 6533335 | Security device | — | 2003-03-18 |
| D448696 | Security unit for a computer disk | — | 2001-10-02 |
| D398425 | Combined hand-held vacuum cleaner and charger stand | — | 1998-09-15 |
| 5048027 | Hybrid laser | John L. Hughes | 1991-09-10 |
| 4546787 | Hydraulic valve control device | Graham J. Meyers, Desmond Berry | 1985-10-15 |