Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6253822 | Cord driving mechanism for a blind | — | 2001-07-03 |
| 5901767 | Pleated blinds | David Ralton, Norman Gordon Matheson | 1999-05-11 |
| 4784034 | Saw blades and saw assemblies | Kevin Stones | 1988-11-15 |
| 4576640 | Hydrogen storage material | Ivor Rex Harris | 1986-03-18 |