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Telefunken Electronic GmbH

Telefunken
Active Patents
0
Total Holdings
14

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
EP0337283A2 Goods marking device Expired / Lapsed 1989-04-06 — 0 Details
US4596985A Radio-controlled lock method with automatic code change Expired / Lapsed 1983-11-28 1986-06-24 7 Details
US4416066A Arrangement for orientation during journeys in land vehicles Expired / Lapsed 1980-09-11 1983-11-22 34 Details
US4212031A Method of aligning a body Expired / Lapsed 1977-09-29 1980-07-08 17 Details
US3967366A Method of contacting contact points of a semiconductor body Expired / Lapsed 1974-03-22 1976-07-06 13 Details
US3758785A Key operated optical switch for electronics input keyboard … Expired / Lapsed 1971-09-13 1973-09-11 13 Details
US3708700A Amplifier circuit Expired / Lapsed 1971-01-28 1973-01-02 10 Details
US3686036A Solar cell with metal layered contact and method of manufac… Expired / Lapsed 1969-10-29 1972-08-22 0 Details
US3658618A Method of providing individual bodies on a basic body Expired / Lapsed 1969-10-21 1972-04-25 4 Details
US3653029A Analogue to digital converter Expired / Lapsed 1970-02-17 1972-03-28 14 Details
US3633268A Method of producing one or more large integrated semiconduc… Expired / Lapsed 1969-06-02 1972-01-11 11 Details
US3612926A Pickoff device for rotary machines Expired / Lapsed 1970-01-26 1971-10-12 10 Details
US3585469A Schottky barrier semiconductor device Expired / Lapsed 1968-06-20 1971-06-15 5 Details
US3400311A Semiconductor structure having improved power handling and … Expired / Lapsed 1967-03-01 1968-09-03 0 Details