Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5176622 | Stoop labor assist device | Robert B. Anderson | 1993-01-05 |
| 4829989 | Stoop laborer's body support having hinge with adjustable spring biasing | David W. Deamer | 1989-05-16 |