Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977028 | Laminated transparent polarizing glasses and method of making | Serge P. P. Goepfert | 1990-12-11 |
| 4865668 | Laminated transparent polarizing glasses and method of making | Serge P. P. Goepfert | 1989-09-12 |
| 4360567 | Easy-to-clean glass or glass-ceramic cookware in the alkaline earth metal oxide-Al.sub.2 O.sub.3 -Sio field | — | 1982-11-23 |