Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478099 | Wheelchair with offset drive wheels | — | 2002-11-12 |
| 6109379 | Independently pivotable drivewheel for a wheeled chassis | — | 2000-08-29 |
| 5547038 | Wheeled chassis having independently pivotable drivewheels for omnidirectional motion | — | 1996-08-20 |
| 4645411 | Gripper assembly | — | 1987-02-24 |
| 4373573 | Long term storage and use of solar energy | — | 1983-02-15 |