Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7503567 | Automated wheelchair | — | 2009-03-17 |
| 5954326 | Three state shifting device for multi-function office equipment | Glenn Gaarder | 1999-09-21 |
| 4755053 | Secondary alignment fiducials for automatic alignment using machine vision. | Mitchell E. Levinson | 1988-07-05 |
| 4369626 | Hot-air distribution system | — | 1983-01-25 |