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Clevite Corp

Clevite Co
Active Patents
0
Total Holdings
55

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
DE2144892A1 PULSED DROP EJECTOR Expired / Lapsed 1971-09-08 — 0 Details
GB871307A Transistor with double collector Expired / Lapsed 1959-10-28 — 0 Details
US3611419A Electrographic imaging system and heads therefor Expired / Lapsed 1969-04-02 1971-10-05 11 Details
US3585418A Piezoelectric resonators and method of tuning the same Expired / Lapsed 1969-07-22 1971-06-15 3 Details
US3585010A Printed circuit board and method of making same Expired / Lapsed 1968-10-03 1971-06-15 0 Details
US3516645A Ultrasonic cleaner Expired / Lapsed 1967-08-14 1970-06-23 0 Details
US3423700A Piezoelectric resonator Expired / Lapsed 1963-04-30 1969-01-21 1 Details
US3409464A Piezoelectric materials Expired / Lapsed 1964-04-29 1968-11-05 0 Details
US3401283A Piezoelectric resonator Expired / Lapsed 1965-04-19 1968-09-10 0 Details
US3401276A Piezoelectric resonators Expired / Lapsed 1965-04-19 1968-09-10 0 Details
US3298030A Electrically operated character printer Expired / Lapsed 1965-07-12 1967-01-10 2 Details
US3286138A Thermally stabilized semiconductor device Expired / Lapsed 1962-11-27 1966-11-15 2 Details
US3222622A Wave filter comprising piezoelectric wafer electroded to de… Expired / Lapsed 1962-08-14 1965-12-07 2 Details
US3211949A Cyclicly operating piezoelectric voltage source Expired / Lapsed 1961-11-07 1965-10-12 2 Details
US3200468A Method and means for contacting and mounting semiconductor … Expired / Lapsed 1962-03-16 1965-08-17 2 Details
US3194162A Piezoelectric fuel injector Expired / Lapsed 1962-11-15 1965-07-13 2 Details
US3166448A Method for producing rib transistor Expired / Lapsed 1961-04-07 1965-01-19 2 Details
US3152928A Semiconductor device and method Expired / Lapsed 1961-05-18 1964-10-13 1 Details
US3119947A Semiconductive electron emissive device Expired / Lapsed 1961-02-20 1964-01-28 0 Details
US3118074A Spring take-up device Expired / Lapsed 1960-05-03 1964-01-14 2 Details
US3110825A Folded transducer Expired / Lapsed 1959-09-02 1963-11-12 2 Details
US3082333A Voltage or spark source Expired / Lapsed 1961-05-29 1963-03-19 2 Details
US3069626A Reflex amplifier circuit with volume control means Expired / Lapsed 1957-06-24 1962-12-18 0 Details
US3054960A Statistical distribution device Expired / Lapsed 1959-05-13 1962-09-18 0 Details
US3010033A Field effect transistor Expired / Lapsed 1958-01-02 1961-11-21 0 Details
US2972176A Prestressed dielectric ceramic bodies Expired / Lapsed 1956-02-15 1961-02-21 2 Details
US2968750A Transistor structure and method of making the same Expired / Lapsed 1957-03-20 1961-01-17 0 Details
US2950446A Self-starting transistor oscillator unit Expired / Lapsed 1955-05-23 1960-08-23 0 Details
US2946924A Capacitor discharge circuit Expired / Lapsed 1959-04-13 1960-07-26 0 Details
US2930912A Composite electromechanical tranducer Expired / Lapsed 1956-05-14 1960-03-29 0 Details
US2916704A Self-starting transistor oscillator unit Expired / Lapsed 1955-05-23 1959-12-08 0 Details
US2887671A Echo elongator Expired / Lapsed 1957-03-18 1959-05-19 0 Details
US2871192A Quartz crystal Expired / Lapsed 1955-03-03 1959-01-27 1 Details
US2867701A Device for providing reproducible mechanical motions Expired / Lapsed 1955-02-15 1959-01-06 0 Details
US2860832A Counter and recorder combination Expired / Lapsed 1955-03-22 1958-11-18 0 Details
US2858614A Apparatus for measuring thickness of lap and the like Expired / Lapsed 1954-11-29 1958-11-04 0 Details
US2844126A Fluid actuated motor system and stroking device Expired / Lapsed 1955-01-20 1958-07-22 0 Details
US2835744A Microphone Expired / Lapsed 1954-02-19 1958-05-20 0 Details
US2820841A Photovoltaic cells and methods of fabricating same Expired / Lapsed 1956-05-10 1958-01-21 2 Details
FR1141521A High power junction transistor Expired / Lapsed 1955-12-26 1957-09-03 0 Details
US2789281A Ice detector Expired / Lapsed 1954-03-15 1957-04-16 2 Details
FR1129876A Sleeve with hook joint Expired / Lapsed 1955-08-19 1957-01-28 0 Details
US2766659A Device for controlling light intensity Expired / Lapsed 1950-12-11 1956-10-16 0 Details
US2754569A Method of making a magnetic transducer head Expired / Lapsed 1952-10-21 1956-07-17 2 Details
US2752667A Bearings Expired / Lapsed 1950-09-06 1956-07-03 2 Details
US2752512A Sonic energy source Expired / Lapsed 1952-05-10 1956-06-26 0 Details
US2748274A Transistor oscillator with current transformer feedback net… Expired / Lapsed 1955-05-23 1956-05-29 0 Details
US2747024A Magnetic erase heads Expired / Lapsed 1954-10-04 1956-05-22 0 Details
US2743507A Method of making magnetic transducer heads Expired / Lapsed 1953-02-18 1956-05-01 2 Details
US2741754A Disk transducer Expired / Lapsed 1950-12-27 1956-04-10 0 Details
US2741018A Bearing Expired / Lapsed 1947-07-16 1956-04-10 2 Details
US2737707A Method and apparatus for forming flanged bearings Expired / Lapsed 1950-05-27 1956-03-13 0 Details
US2722676A Magnetic information-storing device Expired / Lapsed 1952-07-25 1955-11-01 0 Details
US2680720A Piezoelectric crystal body comprised of rubidium compound Expired / Lapsed 1948-05-18 1954-06-08 2 Details
US2659829A Transducer device electromechanically sensitive to flexure Expired / Lapsed 1948-12-28 1953-11-17 0 Details