Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650702 | Controlling system for self-propelled floor cleaning vehicles | — | 1997-07-22 |
| 5622236 | Guidance system for self-advancing vehicle | Mitsuo Sado | 1997-04-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650702 | Controlling system for self-propelled floor cleaning vehicles | — | 1997-07-22 |
| 5622236 | Guidance system for self-advancing vehicle | Mitsuo Sado | 1997-04-22 |