Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357200 | Method for producing plate-, tape- or film-shaped Si crystal bodies for solar cells | — | 1982-11-02 |
| 4357201 | Method for producing plate-, tape- or film-shaped Si crystal bodies for solar cells | Heinz P. Holzapfel | 1982-11-02 |
| 4330358 | Method of producing plate- or tape-shaped silicon crystal bodies having crystalline pillar-like structures therein, equivalent to _crystalline columnar structures, for large surface solar cells | Franz Otto, Helmut Thomann | 1982-05-18 |
| 4330524 | Crystalline Bi.sub.2 Ge.sub.3 O.sub.9 and its preparation | Siegfried Haussuehl | 1982-05-18 |