Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6102305 | Line marking applicators | Steven Chapman, Catherine J. Ripley, Roger John Peach, Barrington Hares | 2000-08-15 |
| D402669 | Line marker | Steven Chapman, Catherine J. Ripley, Roger John Peach, Barrington Hares | 1998-12-15 |
| 4422048 | Multiple band frequency response controller | — | 1983-12-20 |