Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6409813 | Glass-release coating, coating process, and coated parts for manufacturing glass | Karl Erik Wiedemann | 2002-06-25 |
| 6071622 | Stabilized two-phase-glass diffusion barrier | Prasad Rao Kalvala, Karl Erik Wiedemann | 2000-06-06 |
| 5955145 | Process for forming a wear-resistant coating that minimizes debris | Prasad Rao Kalvala, Karl Erik Wiedemann | 1999-09-21 |