Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5559061 | Gem comprised of a glass based on silicon oxide and calcium oxide | Norbert Bilek, Michael Schlamadinger, Gerold Sprachmann | 1996-09-24 |
| 4623531 | Process for producing silane | — | 1986-11-18 |
| 4615872 | Process for producing silicon tetrafluoride | — | 1986-10-07 |