Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6509544 | Process for producing a metal tube of copper | Michael Meyer, Friedrich Harten | 2003-01-21 |
| 6223407 | Apparatus for manufacturing an optical fiber cable | Harry Staschewski, Klaus Porcher, Friedrich Harten | 2001-05-01 |
| 4240850 | Making thermally-insulated tubing | — | 1980-12-23 |