Telecommunications Radioelectriques et Telephoniques SA TRT
TelecommunActive Patents
0
Total Holdings
17
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| FR2694671A1 | Device for rearranging virtual circuit rates in asynchronou… | Expired / Lapsed | 1992-08-06 | — | 0 | Details |
| EP0190796A1 | System for signal analysis and synthesis filter banks | Expired / Lapsed | 1986-01-30 | — | 0 | Details |
| DE2610368A1 | DEVICE FOR CONNECTING OPTICAL FIBERS | Expired / Lapsed | 1976-03-12 | — | 0 | Details |
| DE2434259A1 | DIGITAL FILTER ARRANGEMENT | Expired / Lapsed | 1974-07-17 | — | 0 | Details |
| FR2260115A1 | Radio identification system for railway traffic - has inter… | Expired / Lapsed | 1974-02-01 | — | 0 | Details |
| US4724482A | Infrared thermography system with sensitivity improved by p… | Expired / Lapsed | 1984-10-19 | 1988-02-09 | 13 | Details |
| US4645884A | Method and apparatus for initializing filter coefficients i… | Expired / Lapsed | 1984-01-30 | 1987-02-24 | 8 | Details |
| USD275195S | Telephone | Expired / Lapsed | 1982-02-01 | 1984-08-21 | 1 | Details |
| US4151525A | Radio-electric system for locating a given object | Expired / Lapsed | 1977-06-28 | 1979-04-24 | 14 | Details |
| US4121287A | Alarm filtering in a ground proximity warning system | Expired / Lapsed | 1977-06-28 | 1978-10-17 | 8 | Details |
| US4107679A | Frequency modulator for high-precision range measurements | Expired / Lapsed | 1977-03-14 | 1978-08-15 | 5 | Details |
| US3868603A | Automatic equalizing arrangement for a data transmission ch… | Expired / Lapsed | 1974-03-08 | 1975-02-25 | 17 | Details |
| US3746990A | Coder-decoder for use in a delta-transmission system | Expired / Lapsed | 1971-03-19 | 1973-07-17 | 12 | Details |
| US3571735A | Detection circuit including compensation for the threshold … | Expired / Lapsed | 1968-08-26 | 1971-03-23 | 6 | Details |
| FR1494885A | Optico-mechanical scanning device | Expired / Lapsed | 1966-08-02 | 1967-09-15 | 0 | Details |
| US3046892A | Proximity fuse | Expired / Lapsed | 1959-06-18 | 1962-07-31 | 0 | Details |
| FR1240608A | Improvements to mounting circuit blocks in a chassis | Expired / Lapsed | 1959-07-28 | 1960-09-09 | 0 | Details |