Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D414313 | Sock donning aid | Manfred Maier | 1999-09-28 |
| 5632424 | Sock donning assist device | Manfred Maier | 1997-05-27 |
| 5630534 | Multiple sock donning assist device | Manfred Maier | 1997-05-20 |