Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5543108 | Method of making microstructured bodies of plastic material | Walter Bacher, Hans Biedermann, Helmut Kalb | 1996-08-06 |
| 5512161 | Process for galvanically forming structured plate-shaped bodies | Helmut Kalb, Richard Rapp | 1996-04-30 |