Patent Explorer
Browse, filter, and analyze 16 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3518885A | Extreme environment pressure sensor | Kollsman Instrument Corp | Expired / Lapsed | 1968-10-24 | 1970-07-07 | 1988-10-24 | 0.0 yrs | 0 | |
| US3322953A | Crossed slot scanner for developing a lissajous scanning pattern | Kollsman Instrument Corp | Expired / Lapsed | 1961-12-11 | 1967-05-30 | 1981-12-11 | 0.0 yrs | 0 | |
| US3274380A | Optical-analog integrator | Kollsman Instrument Corp | Expired / Lapsed | 1962-05-04 | 1966-09-20 | 1982-05-04 | 0.0 yrs | 2 | |
| US3244886A | Light modulation system for photosensitive tracking device | Kollsman Instrument Corp | Expired / Lapsed | 1960-08-05 | 1966-04-05 | 1980-08-05 | 0.0 yrs | 2 | |
| US3234394A | Angular displacement encoder with photoelectric pickoffs at different radial and angular positions | Kollsman Instrument Corp | Expired / Lapsed | 1962-07-10 | 1966-02-08 | 1982-07-10 | 0.0 yrs | 2 | |
| US3228246A | Pressure measuring device | Kollsman Instrument Corp | Expired / Lapsed | 1963-04-18 | 1966-01-11 | 1983-04-18 | 0.0 yrs | 0 | |
| US3043580A | Return mechanism for fail safe instruments | Kollsman Instrument Corp | Expired / Lapsed | 1960-10-19 | 1962-07-10 | 1980-10-19 | 0.0 yrs | 0 | |
| US3013248A | Code operated device | Kollsman Instrument Corp | Expired / Lapsed | 1959-01-22 | 1961-12-12 | 1979-01-22 | 0.0 yrs | 0 | |
| US2998529A | Automatic astrocompass | Kollsman Instrument Corp | Expired / Lapsed | 1958-06-19 | 1961-08-29 | 1978-06-19 | 0.0 yrs | 0 | |
| US2968790A | Electric lock | Kollsman Instrument Corp | Expired / Lapsed | 1957-11-18 | 1961-01-17 | 1977-11-18 | 0.0 yrs | 0 | |
| US2947872A | Star tracking system | Kollsman Instrument Corp | Expired / Lapsed | 1956-01-23 | 1960-08-02 | 1976-01-23 | 0.0 yrs | 0 | |
| US2713134A | Radiant energy controlled follow-up system | Kollsman Instrument Corp | Expired / Lapsed | 1949-05-27 | 1955-07-12 | 1969-05-27 | 0.0 yrs | 0 | |
| US2630987A | Automatic control for aircraft | Kollsman Instrument Corp | Expired / Lapsed | 1946-05-28 | 1953-03-10 | 1966-05-28 | 0.0 yrs | 0 | |
| US2618976A | Telemetering system and automatic altimeter setting | Kollsman Instrument Corp | Expired / Lapsed | 1946-11-27 | 1952-11-25 | 1966-11-27 | 0.0 yrs | 0 | |
| US2604117A | High-power diaphragm capsule assembly | Kollsman Instrument Corp | Expired / Lapsed | 1949-07-02 | 1952-07-22 | 1969-07-02 | 0.0 yrs | 0 | |
| US2579902A | Instrument for correlating air speed, angle of attack, and aircraft loading | Kollsman Instrument Corp | Expired / Lapsed | 1945-08-04 | 1951-12-25 | 1965-08-04 | 0.0 yrs | 0 |