Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815267 | Friction spinning apparatus | Karl-Josef Brockmanns | 1989-03-28 |
| 4738097 | Friction spinning device | Karl-Josef Brockmanns | 1988-04-19 |
| 4676062 | Method and device for the formation of spinning fibers | Karl-Josef Brockmanns | 1987-06-30 |
| 4573312 | Friction spinning apparatus | Karl-Josef Brockmanns | 1986-03-04 |
| 4557105 | Method and device for preparing fibers fed to a friction spinning machine | Karl-Josef Brockmanns | 1985-12-10 |