Energy Conversion Devices Inc
Energy ConActive Patents
0
Total Holdings
7
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| WO1979000724A1 | Amorphous semiconductors equivalent to crystalline semicond… | Expired / Lapsed | 1979-03-02 | — | 0 | Details |
| US4646266A | Programmable semiconductor structures and methods for using… | Expired / Lapsed | 1984-09-28 | 1987-02-24 | 95 | Details |
| US4205387A | Data storage and retrieval system | Expired / Lapsed | 1976-09-16 | 1980-05-27 | 42 | Details |
| US4097846A | Data storage and retrieval system | Expired / Lapsed | 1977-04-08 | 1978-06-27 | 40 | Details |
| US3696344A | Optical mass memory employing amorphous thin films | Expired / Lapsed | 1970-02-19 | 1972-10-03 | 3 | Details |
| US3636526A | Information-recording system employing amorphous materials | Expired / Lapsed | 1970-06-08 | 1972-01-18 | 25 | Details |
| US3626386A | Information storage systems | Expired / Lapsed | 1970-03-05 | 1971-12-07 | 10 | Details |