Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6019791 | Buttress for cardiac valve reconstruction | — | 2000-02-01 |
| 5339495 | Coiler and autoleveller | Walter Haworth, John Whiteley, Stephen W. Yates | 1994-08-23 |
| 5018248 | Drafting apparatus with autolevelling | Walter Haworth | 1991-05-28 |
| 4811554 | Friction spinning apparatus | Robert Lane | 1989-03-14 |
| 4777791 | Method of shutting down a rotor spinning machine | John R. Rothwell | 1988-10-18 |
| 4774805 | Method of starting and shutting down a friction spinning machine | John R. Rothwell | 1988-10-04 |