Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4233380 | Process for shaping a thermoplastic layer | Gunther Schadlich | 1980-11-11 |
| 4202693 | Recording material having intersecting conductive strips and apertured spacing means | Gunther Schadlich | 1980-05-13 |