Electrons Inc
ElectronsActive Patents
0
Total Holdings
12
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3105180A | Motor control system | Expired / Lapsed | 1960-08-18 | 1963-09-24 | 2 | Details |
| US2443100A | Electronic device | Expired / Lapsed | 1945-03-13 | 1948-06-08 | 0 | Details |
| US2383263A | Tube and base structure | Expired / Lapsed | 1944-02-12 | 1945-08-21 | 0 | Details |
| US2223031A | Method of evacuating a vessel and making a vitreous seal | Expired / Lapsed | 1939-08-25 | 1940-11-26 | 0 | Details |
| US2206912A | Current rectifying method and apparatus | Expired / Lapsed | 1928-01-17 | 1940-07-09 | 0 | Details |
| US2173473A | Metal discharge tube and apparatus | Expired / Lapsed | 1935-12-19 | 1939-09-19 | 0 | Details |
| US2111506A | Cathode structure | Expired / Lapsed | 1934-03-07 | 1938-03-15 | 0 | Details |
| US1986627A | Control means for gas filled rectifiers | Expired / Lapsed | 1930-12-09 | 1935-01-01 | 0 | Details |
| US1941076A | Voltage regulator for electric generators | Expired / Lapsed | 1931-08-28 | 1933-12-26 | 0 | Details |
| US1929661A | Electron tube | Expired / Lapsed | 1928-08-31 | 1933-10-10 | 0 | Details |
| US1905692A | Rectifier | Expired / Lapsed | 1930-12-30 | 1933-04-25 | 0 | Details |
| US1866729A | Method of obtaining metallic coatings | Expired / Lapsed | 1929-04-30 | 1932-07-12 | 0 | Details |