Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4498728 | Optical element | Peter Huber, Karl Hohenegger | 1985-02-12 |
| 4449790 | Electrochromic layer system | — | 1984-05-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4498728 | Optical element | Peter Huber, Karl Hohenegger | 1985-02-12 |
| 4449790 | Electrochromic layer system | — | 1984-05-22 |