Barnes Engineering Co
Barnes EngActive Patents
0
Total Holdings
41
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3760399A | Intrusion detector | Expired / Lapsed | 1971-12-20 | 1973-09-18 | 7 | Details |
| US3641348A | Thermal imaging system with thermal image superimposed on a… | Expired / Lapsed | 1969-07-24 | 1972-02-08 | 6 | Details |
| US3581092A | Pyroelectric detector array | Expired / Lapsed | 1969-04-09 | 1971-05-25 | 6 | Details |
| US3539803A | Pyroelectric detector assembly | Expired / Lapsed | 1967-12-21 | 1970-11-10 | 0 | Details |
| US3402295A | Process for measuring the distance from thermal discontinui… | Expired / Lapsed | 1965-04-16 | 1968-09-17 | 0 | Details |
| US3400266A | Infrared radiometric microscope | Expired / Lapsed | 1964-12-02 | 1968-09-03 | 0 | Details |
| US3397314A | Infrared imaging system comprising an array of immersed det… | Expired / Lapsed | 1966-05-18 | 1968-08-13 | 2 | Details |
| US3392282A | Automatic method of compensating radiometers for emissivity… | Expired / Lapsed | 1964-12-10 | 1968-07-09 | 0 | Details |
| US3389256A | Thermometer for measuring distant temperature discontinuiti… | Expired / Lapsed | 1965-03-04 | 1968-06-18 | 0 | Details |
| US3375751A | Negative and print densitometer | Expired / Lapsed | 1964-03-16 | 1968-04-02 | 0 | Details |
| US3316799A | Two axis autocollimator using polarized light | Expired / Lapsed | 1962-11-07 | 1967-05-02 | 0 | Details |
| US3312572A | Process of preparing thin film semiconductor thermistor bol… | Expired / Lapsed | 1963-06-07 | 1967-04-04 | 2 | Details |
| US3283148A | Infrared image system with a plurality of infrared radiatio… | Expired / Lapsed | 1966-04-01 | 1966-11-01 | 1 | Details |
| US3282106A | Method of measuring body temperature | Expired / Lapsed | 1963-01-28 | 1966-11-01 | 2 | Details |
| US3277311A | Pulse width discriminator scanner circuit | Expired / Lapsed | 1963-06-10 | 1966-10-04 | 2 | Details |
| US3251996A | Processing circuits for instruments such as horizon sensors | Expired / Lapsed | 1962-08-20 | 1966-05-17 | 2 | Details |
| US3242485A | Infrared acquisition aid for a tracking system | Expired / Lapsed | 1964-03-30 | 1966-03-22 | 2 | Details |
| US3233121A | Low noise switching circuits | Expired / Lapsed | 1962-06-01 | 1966-02-01 | 2 | Details |
| US3211912A | Photosensitive multi-element detector sampling system | Expired / Lapsed | 1963-03-07 | 1965-10-12 | 2 | Details |
| US3209073A | Extreme wide angle television photography | Expired / Lapsed | 1961-09-18 | 1965-09-28 | 2 | Details |
| US3204100A | Infrared radiometer with background elimination | Expired / Lapsed | 1961-10-05 | 1965-08-31 | 2 | Details |
| US3193682A | Narrow wavelength range horizon sensors | Expired / Lapsed | 1962-10-12 | 1965-07-06 | 2 | Details |
| US3179805A | Combined radiometer and emissometer | Expired / Lapsed | 1962-07-11 | 1965-04-20 | 2 | Details |
| US3169189A | Infrared thermograph | Expired / Lapsed | 1963-04-11 | 1965-02-09 | 2 | Details |
| US3164721A | Non-scanning edge detector | Expired / Lapsed | 1962-04-23 | 1965-01-05 | 2 | Details |
| US3133200A | Photosensitive image displacement detecting system | Expired / Lapsed | 1960-02-23 | 1964-05-12 | 2 | Details |
| US3130308A | Three detector frequency sharing system for radiometers | Expired / Lapsed | 1956-11-19 | 1964-04-21 | 2 | Details |
| US3096650A | A. c. biased thermistor bolometers | Expired / Lapsed | 1961-08-29 | 1963-07-09 | 2 | Details |
| US3094623A | Radiation operated dimensional gage | Expired / Lapsed | 1961-06-16 | 1963-06-18 | 2 | Details |
| US3091690A | Two path infrared gas analyzer having one enclosed path | Expired / Lapsed | 1960-06-16 | 1963-05-28 | 2 | Details |
| US3091693A | Selective radiation detector and free-air thermometer | Expired / Lapsed | 1959-09-16 | 1963-05-28 | 1 | Details |
| US3087377A | Polarized light autocollimator | Expired / Lapsed | 1960-07-07 | 1963-04-30 | 2 | Details |
| US3081399A | Radiation detector systems | Expired / Lapsed | 1960-01-07 | 1963-03-12 | 1 | Details |
| US3061730A | High resolution tracker | Expired / Lapsed | 1960-10-19 | 1962-10-30 | 0 | Details |
| US3021749A | Azimuth transfer system | Expired / Lapsed | 1960-03-09 | 1962-02-20 | 0 | Details |
| US3007053A | Infrared tracker | Expired / Lapsed | 1960-03-21 | 1961-10-31 | 0 | Details |
| US3003064A | Infrared dimensional gage | Expired / Lapsed | 1960-02-19 | 1961-10-03 | 0 | Details |
| US2983887A | Radiation sensitive devices | Expired / Lapsed | 1954-09-29 | 1961-05-09 | 0 | Details |
| US2981913A | Selective infra-red detectors | Expired / Lapsed | 1957-02-25 | 1961-04-25 | 0 | Details |
| US2961545A | Tracker for moving objects | Expired / Lapsed | 1959-10-23 | 1960-11-22 | 0 | Details |
| US2852764A | Data conversion system | Expired / Lapsed | 1953-06-25 | 1958-09-16 | 0 | Details |