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Electro Optical Systems Inc

Electro Op
Active Patents
0
Total Holdings
15

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3428533A High quality sub-masters and method for producing them Expired / Lapsed 1964-04-13 1969-02-18 2 Details
US3411361A Sealed beam sensors Expired / Lapsed 1965-10-23 1968-11-19 0 Details
US3407018A Two-axis angular positioning apparatus for adjusting the po… Expired / Lapsed 1964-01-30 1968-10-22 0 Details
US3389362A Low pressure transducer Expired / Lapsed 1965-10-22 1968-06-18 0 Details
US3384792A Stacked electrode field effect triode Expired / Lapsed 1965-06-01 1968-05-21 0 Details
US3378469A Electroforming technique and structure for reflecting mirro… Expired / Lapsed 1964-04-03 1968-04-16 2 Details
US3359137A Solar cell configuration Expired / Lapsed 1964-03-19 1967-12-19 2 Details
US3314035A Semiconductor potentiometer Expired / Lapsed 1964-09-04 1967-04-11 2 Details
US3305818A Sensor structure Expired / Lapsed 1964-12-23 1967-02-21 2 Details
US3280309A Logarithmic pulse counter Expired / Lapsed 1963-06-28 1966-10-18 2 Details
US3244006A Film cooled combustion pressure transducer Expired / Lapsed 1963-04-19 1966-04-05 2 Details
US3223878A Method of fabricating fine grids Expired / Lapsed 1962-09-17 1965-12-14 0 Details
US3196668A Dual semiconductor strain gauges Expired / Lapsed 1962-03-26 1965-07-27 2 Details
US3160844A High output electrical strain transducers Expired / Lapsed 1962-03-22 1964-12-08 2 Details
US3049685A Electrical strain transducer Expired / Lapsed 1960-05-18 1962-08-14 0 Details