Licentia Patent Verwaltungs GmbH
Licentia PActive Patents
0
Total Holdings
51
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| DE2855337A1 | Double refraction compensation in faraday cylinder optical … | Expired / Lapsed | 1978-12-21 | — | 0 | Details |
| GB1533935A | Tracking devices | Expired / Lapsed | 1976-01-19 | — | 0 | Details |
| GB1493992A | Coupling arrangement for connecting dielectric light wavegu… | Expired / Lapsed | 1975-05-01 | — | 0 | Details |
| DE2308070A1 | METHOD OF MANUFACTURING AN ELECTROPHOTOGRAPHIC RECORDING MA… | Expired / Lapsed | 1973-02-19 | — | 0 | Details |
| DE1538894A1 | Circulation pump, which is operated by an electric motor | Expired / Lapsed | 1966-08-16 | — | 0 | Details |
| DE1400313A1 | Storage device, especially for ball bearings | Expired / Lapsed | 1961-07-04 | — | 0 | Details |
| DE1149915B | Device for non-contact width or length measurement | Expired / Lapsed | 1961-02-10 | — | 0 | Details |
| DE1276684B | Detachable electrical line coupling for the transmission of… | Expired / Lapsed | 1960-11-03 | — | 0 | Details |
| DE1077760B | Arrangement for limiting the feedback voltage generated by … | Expired / Lapsed | 1955-04-27 | — | 0 | Details |
| DE1027777B | Self-starting synchronous motor | Expired / Lapsed | 1952-09-24 | — | 0 | Details |
| GB707008A | Electric un-symmetrically conductive systems, particularly … | Expired / Lapsed | 1951-10-31 | — | 0 | Details |
| US4356484A | Method for transmitting data in a time multiplex transmissi… | Expired / Lapsed | 1980-08-08 | 1982-10-26 | 5 | Details |
| US4181901A | Method for regulating the output power of a semiconductor l… | Expired / Lapsed | 1977-11-17 | 1980-01-01 | 10 | Details |
| US4004225A | Method for synchronizing the pulse frames in time multiplex… | Expired / Lapsed | 1975-05-20 | 1977-01-18 | 3 | Details |
| US3904808A | Pressurized gas insulated high voltage lines with adhesivel… | Expired / Lapsed | 1973-07-20 | 1975-09-09 | 10 | Details |
| US3883848A | Method of and circuit arrangement for centering a character | Expired / Lapsed | 1972-11-28 | 1975-05-13 | 11 | Details |
| US3858007A | Circuit arrangement for synchronizing pulse bursts | Expired / Lapsed | 1973-01-23 | 1974-12-31 | 4 | Details |
| US3824505A | Electromechanical delay line wherein core exhibits higher m… | Expired / Lapsed | 1972-04-28 | 1974-07-16 | 0 | Details |
| US3772458A | Method for reducing the bandwidth of communication signals | Expired / Lapsed | 1971-09-15 | 1973-11-13 | 12 | Details |
| US3748955A | Circuit arrangement for rocket launchers | Expired / Lapsed | 1971-09-20 | 1973-07-31 | 3 | Details |
| US3732541A | Method and apparatus for evaluating repetitively transmitte… | Expired / Lapsed | 1971-04-26 | 1973-05-08 | 11 | Details |
| US3670322A | Programmable keyboard | Expired / Lapsed | 1970-08-17 | 1972-06-13 | 11 | Details |
| US3565524A | Photodrawing head with symbols for exposing to light a phot… | Expired / Lapsed | 1969-04-09 | 1971-02-23 | 0 | Details |
| US3553653A | Addressing an operating memory of a digital computer system | Expired / Lapsed | 1968-06-10 | 1971-01-05 | 0 | Details |
| US3524049A | Digital curve computer for machine tool systems | Expired / Lapsed | 1966-12-19 | 1970-08-11 | 0 | Details |
| US3466923A | Apparatus for calibrating compasses | Expired / Lapsed | 1966-04-05 | 1969-09-16 | 0 | Details |
| US3413544A | Time interval measuring device | Expired / Lapsed | 1966-02-09 | 1968-11-26 | 0 | Details |
| US3396630A | Stabilizer | Expired / Lapsed | 1966-05-25 | 1968-08-13 | 0 | Details |
| US3363233A | Digital comparison element | Expired / Lapsed | 1967-02-02 | 1968-01-09 | 2 | Details |
| US3341378A | Process for the production of electrically unsymmetrical se… | Expired / Lapsed | 1963-12-09 | 1967-09-12 | 2 | Details |
| US3303332A | Program control system | Expired / Lapsed | 1963-04-05 | 1967-02-07 | 2 | Details |
| US3198951A | Photoelectric control device for a flaw detector for moving… | Expired / Lapsed | 1962-05-31 | 1965-08-03 | 2 | Details |
| US3147442A | Frequency divider employing a plurality of decade counters … | Expired / Lapsed | 1962-04-27 | 1964-09-01 | 2 | Details |
| US3129339A | Pulse controlled electronic voltage control system | Expired / Lapsed | 1959-02-16 | 1964-04-14 | 2 | Details |
| US3109092A | Digital curve computer for use in controlling the path of a… | Expired / Lapsed | 1960-12-27 | 1963-10-29 | 2 | Details |
| US3079510A | Dry shaving apparatus combining varying sources of power | Expired / Lapsed | 1958-10-31 | 1963-02-26 | 2 | Details |
| US3012305A | Electrically unsymmetrically conductive system and method f… | Expired / Lapsed | 1957-06-07 | 1961-12-12 | 0 | Details |
| US2982849A | Combination flashlight and battery recharging unit | Expired / Lapsed | 1958-03-17 | 1961-05-02 | 0 | Details |
| US2842723A | Controllable asymmetric electrical conductor systems | Expired / Lapsed | 1953-04-14 | 1958-07-08 | 0 | Details |
| DE958140C | Dry rectifiers, especially selenium rectifiers | Expired / Lapsed | 1952-07-18 | 1957-02-14 | 0 | Details |
| US2778926A | Method for welding and soldering by electron bombardment | Expired / Lapsed | 1952-09-04 | 1957-01-22 | 2 | Details |
| DE934537C | Electromagnetic torsional vibration motor | Expired / Lapsed | 1951-08-09 | 1955-10-27 | 0 | Details |
| US2709232A | Controllable electrically unsymmetrically conductive device | Expired / Lapsed | 1953-07-29 | 1955-05-24 | 0 | Details |
| US2703855A | Unsymmetrical conductor arrangement | Expired / Lapsed | 1953-07-29 | 1955-03-08 | 0 | Details |
| FR1078688A | Controlled operation asymmetric electrically conductive sys… | Expired / Lapsed | 1953-04-15 | 1954-11-22 | 0 | Details |
| DE913330C | Closure for tubular housing for dry rectifier | Expired / Lapsed | 1952-02-26 | 1954-06-10 | 0 | Details |
| DE848217C | Contact converter with limited current-carrying side paths | Expired / Lapsed | 1950-11-05 | 1952-09-01 | 0 | Details |
| FR894666A | Sheet and strip rolling mill of a section varying in length | Expired / Lapsed | 1943-05-12 | 1945-01-03 | 0 | Details |
| FR883665A | Device intended for the radiation of ultra-short waves, in … | Expired / Lapsed | 1942-06-29 | 1943-07-12 | 0 | Details |
| US2210770A | Magnetic sound recording | Expired / Lapsed | 1939-08-17 | 1940-08-06 | 0 | Details |
| US2195192A | Sound translating apparatus | Expired / Lapsed | 1939-08-30 | 1940-03-26 | 0 | Details |