Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5035448 | Swivel or rotating joint | David Makin | 1991-07-30 |
| 4789188 | Swivel or rotating joints | Simon D. Usher | 1988-12-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5035448 | Swivel or rotating joint | David Makin | 1991-07-30 |
| 4789188 | Swivel or rotating joints | Simon D. Usher | 1988-12-06 |