Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5028251 | Molds for manufacturing molded glass-articles for precision-optical purposes | Martin Schinker, Johannes Brormann, Dieter Stahn, Walter Doll, Gunter Kleer | 1991-07-02 |
| 4921519 | Manufacturing molded glass-articles for precision-optical purposes | Martin Schinker, Johannes Brormann, Dieter Stahn, Walter Doll, Gunter Kleer | 1990-05-01 |