Decca Ltd
Decca LtdActive Patents
0
Total Holdings
24
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB2094089A | Distant transmitter range measurement | Expired / Lapsed | 1981-03-02 | — | 15 | Details |
| GB1571540A | Pulse radar apparatus | Expired / Lapsed | 1978-05-24 | — | 9 | Details |
| GB1513882A | Optical detecting system | Expired / Lapsed | 1975-05-30 | — | 0 | Details |
| GB1498413A | Pulse radar apparatus | Expired / Lapsed | 1974-05-01 | — | 0 | Details |
| GB1313928A | Apparatus for controlling the position of marine craft | Expired / Lapsed | 1970-06-04 | — | 0 | Details |
| DE1756434A1 | Device for controlling a watercraft | Expired / Lapsed | 1968-05-20 | — | 0 | Details |
| DE1548414B2 | Roll card for an automatic route recorder | Expired / Lapsed | 1966-11-02 | — | 0 | Details |
| GB1086487A | Improvements in or relating to radar display apparatus | Expired / Lapsed | 1965-07-21 | — | 0 | Details |
| DE1423628A1 | Procedure for displaying map positions | Expired / Lapsed | 1961-11-08 | — | 0 | Details |
| US4443797A | Radar display apparatus | Expired / Lapsed | 1981-01-16 | 1984-04-17 | 23 | Details |
| US4264402A | Automatic tape winding machine | Expired / Lapsed | 1979-11-30 | 1981-04-28 | 2 | Details |
| US3673977A | Automatic steering systems | Expired / Lapsed | 1970-10-19 | 1972-07-04 | 4 | Details |
| US3623052A | Automatic infusion apparatus | Expired / Lapsed | 1969-11-07 | 1971-11-23 | 12 | Details |
| US3536901A | Navigational computing apparatus | Expired / Lapsed | 1966-12-15 | 1970-10-27 | 0 | Details |
| US3482436A | Vibration responsive apparatus | Expired / Lapsed | 1967-02-13 | 1969-12-09 | 0 | Details |
| US3480954A | Doppler navigation apparatus | Expired / Lapsed | 1968-10-10 | 1969-11-25 | 0 | Details |
| US3366959A | Chart position indicating apparatus | Expired / Lapsed | 1966-05-27 | 1968-01-30 | 0 | Details |
| US3284776A | Data processing apparatus | Expired / Lapsed | 1962-09-28 | 1966-11-08 | 2 | Details |
| US3212086A | Radar display apparatus | Expired / Lapsed | 1963-02-20 | 1965-10-12 | 2 | Details |
| US3212060A | Digital processing systems | Expired / Lapsed | 1960-07-28 | 1965-10-12 | 2 | Details |
| US3135959A | Doppler antenna array employing multiple slotted waveguides… | Expired / Lapsed | 1960-03-24 | 1964-06-02 | 1 | Details |
| US3113313A | Chart position display apparatus | Expired / Lapsed | 1961-11-09 | 1963-12-03 | 1 | Details |
| US3076120A | Radar displays | Expired / Lapsed | 1960-05-19 | 1963-01-29 | 2 | Details |
| US3045188A | Microwave apparatus | Expired / Lapsed | 1956-05-08 | 1962-07-17 | 0 | Details |