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Lear Siegler Inc

Lear Siegl
Active Patents
0
Total Holdings
14

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4312041A Flight performance data computer system Expired / Lapsed 1978-02-22 1982-01-19 33 Details
US4142839A Centrifugal pump for high V/L performance Expired / Lapsed 1975-02-03 1979-03-06 18 Details
US4020918A Manually operable automatically controlled vehicle with pow… Expired / Lapsed 1975-12-31 1977-05-03 8 Details
US4003445A Code circuitry for a vehicle guidance mechanism Expired / Lapsed 1976-02-12 1977-01-18 20 Details
US3935922A Vehicle guidance mechanism Expired / Lapsed 1974-07-16 1976-02-03 32 Details
US3771130A Mode selection network Expired / Lapsed 1972-10-10 1973-11-06 17 Details
US3581066A Programmable counting circuit Expired / Lapsed 1968-03-06 1971-05-25 22 Details
US3404382A Capacitive semi-permanent memory Expired / Lapsed 1964-10-19 1968-10-01 1 Details
US3264074A Thin film electron emissive electrode Expired / Lapsed 1962-04-04 1966-08-02 2 Details
US3253588A Bio-instrumentation apparatus Expired / Lapsed 1962-02-01 1966-05-31 2 Details
US3206665A Digital speed controller Expired / Lapsed 1962-12-19 1965-09-14 2 Details
US3174141A Longitudinal boundary displacement recording system Expired / Lapsed 1960-10-17 1965-03-16 2 Details
US3167763A Vertical sensor Expired / Lapsed 1960-05-05 1965-01-26 2 Details
US3063424A Fluid actuator Expired / Lapsed 1960-08-31 1962-11-13 0 Details