Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7963730 | Tie-down for wheelchairs | James A. Ditch, Richard C. Magnuson | 2011-06-21 |
| 5888038 | Tie-down for wheelchairs | James A. Ditch, Richard C. Magnuson | 1999-03-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7963730 | Tie-down for wheelchairs | James A. Ditch, Richard C. Magnuson | 2011-06-21 |
| 5888038 | Tie-down for wheelchairs | James A. Ditch, Richard C. Magnuson | 1999-03-30 |