Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4920877 | Wringer device | Stephen R. Foster | 1990-05-01 |
| 4889049 | Wringer device | Stephen R. Foster | 1989-12-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4920877 | Wringer device | Stephen R. Foster | 1990-05-01 |
| 4889049 | Wringer device | Stephen R. Foster | 1989-12-26 |