Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845533 | Thin film electrical devices with amorphous carbon electrodes and method of making same | Napoleon P. Formigoni, Stanford R. Ovshinsky | 1989-07-04 |
| 4809044 | Thin film overvoltage protection devices | Napoleon P. Formigoni, Stanford R. Ovshinsky | 1989-02-28 |
| 4804490 | Method of fabricating stabilized threshold switching material | Patrick Klersy, Jerry A. Piontkowski, Napolean P. Formigoni | 1989-02-14 |