Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7219879 | Apparatus for signaling rotation of a winch to an operator thereof | David C. Jackson, Garry Knight, Simon Worboys | 2007-05-22 |
| 7097155 | Winch or hoist including a device for signaling when a preset minimum number of cable windings are left on a winding drum | David C. Jackson, Garry Knight, Simon Worboys | 2006-08-29 |