Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854117 | Friction spinning apparatus with slub clearing means | Peter J. M. Barratt, Douglas O. Clough, Peter J. Dickinson | 1989-08-08 |
| 4522022 | Rollers for friction spinning apparatus | Alan Parker | 1985-06-11 |
| 4467597 | Method of spinning a yarn from two types of stable fibers | Alan Parker | 1984-08-28 |
| 4399650 | Friction type yarn spinner | Alan Parker | 1983-08-23 |
| 4392343 | Friction spinning apparatus | Alan Parker, Douglas O. Clough | 1983-07-12 |
| 4380892 | Friction spinning apparatus and method for cleaning | Alan Parker, Peter J. Dickinson, Douglas O. Clough | 1983-04-26 |
| 4372109 | Roller for friction spinning apparatus | Alan Parker | 1983-02-08 |
| 4367623 | Piecing up a friction spinning apparatus | Alan Parker, Peter J. Dickinson, Douglas O. Clough | 1983-01-11 |
| 4315398 | Open-end spinning apparatus | Alan Parker | 1982-02-16 |
| 4219998 | Apparatus for twisting a strand | — | 1980-09-02 |
| 4206589 | Formation of a self twist fibrous structure | John J. Markey | 1980-06-10 |