Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827166 | Operating-and braking-assistance device for wheelchairs | — | 2004-12-07 |
| 6397960 | Transporting device | — | 2002-06-04 |
| 6164398 | Transporting device | — | 2000-12-26 |
| 6155367 | Drive assistance device for a hand-driven wheel chair | — | 2000-12-05 |
| 5263547 | Stair climbing device | — | 1993-11-23 |
| 5246082 | Small vehicle, particularly rolling chair with foldable chair frame | — | 1993-09-21 |
| 4550924 | Hand-operated cart | — | 1985-11-05 |