Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6172297 | Solar cell and method for fabrication of a solar cell | Axel Metz | 2001-01-09 |
| 5449626 | Method for manufacture of a solar cell | — | 1995-09-12 |
| 5356488 | Solar cell and method for its manufacture | — | 1994-10-18 |
| 4900369 | Solar cell | Karl-Gerhard Hackstein | 1990-02-13 |
| 4891325 | Method for re-using silicon base material of a metal insulator semiconductor (mis) inversion-layer solar cell | Winfried Hoffmann, Berthold Schum | 1990-01-02 |
| 4886555 | Solar cell | Karl-Gerhard Hackstein | 1989-12-12 |
| 4828628 | Solar cell | Karl-Gerhard Hackstein | 1989-05-09 |
| 4253881 | Solar cells composed of semiconductive materials | — | 1981-03-03 |