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Victor Company of Japan Ltd

Victor Com
Active Patents
0
Total Holdings
32

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
EP0485230A2 Moving picture signal progressive coding system Expired / Lapsed 1991-11-08 — 3 Details
EP0420653A2 Motion picture data coding/decoding system having motion ve… Expired / Lapsed 1990-09-27 — 7 Details
DE3742458A1 COLOR CORRECTION CIRCUIT FOR A THERMAL PRINTER Expired / Lapsed 1987-12-15 — 0 Details
EP0189905A2 Method of manufacturing recording discs Expired / Lapsed 1986-01-28 — 4 Details
DE2245557A1 BRUSHLESS DC MOTOR WITH HALL ELEMENTS Expired / Lapsed 1972-09-16 — 0 Details
US5316631A Method for fabricating a magnetic recording medium Expired / Lapsed 1992-08-11 1994-05-31 3 Details
US5202777A Liquid crystal light value in combination with cathode ray … Expired / Lapsed 1992-04-01 1993-04-13 6 Details
US5167499A Ni-ti orthodontic palatal expansion arch Expired / Lapsed 1991-02-27 1992-12-01 4 Details
US5140449A Liquid crystal light valve in combination with a cathode ra… Expired / Lapsed 1992-01-30 1992-08-18 4 Details
US5105271A Motion picture data coding/decoding system having motion ve… Expired / Lapsed 1990-09-27 1992-04-14 9 Details
US4982285A Apparatus for adaptive inter-frame predictive encoding of v… Expired / Lapsed 1990-04-26 1991-01-01 6 Details
US4860253A Associative memory system with spatial light modulator and … Expired / Lapsed 1987-06-19 1989-08-22 14 Details
US4644416A Method for recording servo control signals on a magnetic di… Expired / Lapsed 1985-09-05 1987-02-17 13 Details
US4635150A Apparatus for automatically selecting and reproducing a rec… Expired / Lapsed 1983-02-18 1987-01-06 4 Details
US4537108A Electronic musical instrument having variable frequency div… Expired / Lapsed 1983-03-29 1985-08-27 16 Details
US4536807A Display device for a magnetic tape recording and/or reprodu… Expired / Lapsed 1983-10-26 1985-08-20 9 Details
US4511828A D.C. commutatorless electric motor Expired / Lapsed 1983-01-20 1985-04-16 3 Details
US4471084A Diaphragm for loudspeakers Expired / Lapsed 1982-12-22 1984-09-11 5 Details
US4409712A Method for making a stylus having a graphite electrode Expired / Lapsed 1981-06-01 1983-10-18 6 Details
US4400633A Level detection circuit Expired / Lapsed 1980-10-02 1983-08-23 6 Details
USD267714S Pre-recorded cartridge video/audio disk Expired / Lapsed 1980-07-07 1983-01-25 1 Details
US4351589A Method and apparatus for optical computing and logic proces… Expired / Lapsed 1980-04-08 1982-09-28 20 Details
USD250470S Video disc player Expired / Lapsed 1977-04-20 1978-12-05 1 Details
USD250471S Video tape recorder Expired / Lapsed 1977-04-20 1978-12-05 1 Details
USD250474S Video tape cassette Expired / Lapsed 1977-04-20 1978-12-05 1 Details
US4030997A Method of aligning liquid crystals Expired / Lapsed 1975-04-21 1977-06-21 9 Details
US4025835A Three-phase brushless DC motor Expired / Lapsed 1975-09-05 1977-05-24 12 Details
US3883895A Cartridge changer Expired / Lapsed 1973-06-13 1975-05-13 7 Details
US3795876A Compression and/or expansion system and circuit Expired / Lapsed 1972-04-04 1974-03-05 31 Details
US3769612A Compressing andor expanding circuit having non linear contr… Expired / Lapsed 1972-04-24 1973-10-30 21 Details
US3705840A Rotation servo system with frequency and phase error correc… Expired / Lapsed 1970-08-26 1972-12-12 0 Details
US3663878A Direct current motor commutation system responsive to c.e.m… Expired / Lapsed 1970-08-26 1972-05-16 8 Details