Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677010 | Method for producing a polymer coating inside hollow plastic articles | Klaus Esser, Ulrich Karsch, Ju rgenel, Heinrich nwald, Ju rgenhart +1 more | 1997-10-14 |
| 5670065 | Apparatus for plasma treatment of fine grained materials | Herrmann Bickmann, Juergen Weichart | 1997-09-23 |