Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409571 | Snake-arm robot and joint therefor | Andrew Crispin Graham, Tim Henri Ann Francois, Rory Bateman | 2025-09-09 |
| 4445456 | Air filter restriction indicating device | — | 1984-05-01 |
| 4369728 | Air filter restriction indicating device | — | 1983-01-25 |