Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4950551 | Gas barrier layer for metallic and nonmetallic materials | Georg Iwantscheff | 1990-08-21 |
| 4948475 | Ion barrier layer on metals and nonmetals | Georg Iwantscheff | 1990-08-14 |
| 4444636 | System for the galvanic deposition of metals such as aluminum | Klaus Stoeger, Paul Hini, Johann Gehring | 1984-04-24 |