USRE26202E
(en)
*
|
1950-05-01 |
1967-05-09 |
|
Color-signal detection system |
US3119899A
(en)
*
|
1950-06-22 |
1964-01-28 |
Rca Corp |
Multiplex systems
|
NL166448B
(nl)
*
|
1951-01-03 |
|
Hartley Simon Ltd |
Beluchter.
|
US2811579A
(en)
*
|
1951-01-29 |
1957-10-29 |
Hazeltine Research Inc |
Color-television electro-optical apparatus
|
GB750492A
(en)
*
|
1951-02-02 |
1956-06-20 |
Philco Corp |
Improvements in and relating to television systems
|
US3209071A
(en)
*
|
1951-02-02 |
1965-09-28 |
Philco Corp |
Color television receiver gain control system
|
US3133148A
(en)
*
|
1951-03-15 |
1964-05-12 |
Zenith Radio Corp |
Color television transmitter
|
US2835727A
(en)
*
|
1951-05-14 |
1958-05-20 |
Zeuith Radio Corp |
Apparatus for reproducing images in natural color
|
US2759996A
(en)
*
|
1951-06-30 |
1956-08-21 |
Philco Corp |
Color television registration control system
|
US2716151A
(en)
*
|
1951-07-13 |
1955-08-23 |
Philco Corp |
Electrical system
|
US2737628A
(en)
*
|
1951-07-27 |
1956-03-06 |
Du Mont Allen B Lab Inc |
Mixed highs filter circuit
|
NL174228B
(nl)
*
|
1951-09-01 |
|
Thyssen Industrie |
Werkwijze voor het lassen en oplassen van uit pantserstaal bestaande lichamen.
|
US2827512A
(en)
*
|
1951-11-30 |
1958-03-18 |
California Technical Ind |
Color television camera
|
US2822419A
(en)
*
|
1951-12-26 |
1958-02-04 |
Harry R Lubcke |
Color television system
|
US2713606A
(en)
*
|
1952-04-18 |
1955-07-19 |
Rca Corp |
Color television systems
|
BE519580A
(de)
*
|
1952-05-01 |
|
|
|
BE519579A
(de)
*
|
1952-05-01 |
|
|
|
US2832817A
(en)
*
|
1952-07-21 |
1958-04-29 |
Raibourn Paul |
Intelligence transmission system
|
US2736762A
(en)
*
|
1952-11-12 |
1956-02-28 |
Rca Corp |
Recording of colored images
|
NL175036B
(nl)
*
|
1953-01-02 |
|
Dansk Svejsemaskine |
Machine voor het aanzetten van uit metaaldraad bestaande hengsels aan houders.
|
NL110390C
(de)
*
|
1953-02-09 |
|
|
|
US2858366A
(en)
*
|
1953-02-13 |
1958-10-28 |
Rca Corp |
Color television receiver
|
US2868871A
(en)
*
|
1953-04-21 |
1959-01-13 |
Philco Corp |
Receiver color primary transformation system
|
NL106695C
(de)
*
|
1953-05-13 |
|
|
|
US2713607A
(en)
*
|
1953-05-25 |
1955-07-19 |
Rca Corp |
Color television transmission systems
|
US2725422A
(en)
*
|
1953-07-16 |
1955-11-29 |
Rca Corp |
Color television receivers
|
US2736765A
(en)
*
|
1953-07-27 |
1956-02-28 |
Rca Corp |
Automatic switching
|
US2855455A
(en)
*
|
1953-07-27 |
1958-10-07 |
Halg V Antranikian |
Signalling systems
|
US2717276A
(en)
*
|
1953-08-11 |
1955-09-06 |
Rca Corp |
Color television system
|
US2773116A
(en)
*
|
1953-08-20 |
1956-12-04 |
Philco Corp |
Luminance correction apparatus for color television systems
|
US2736766A
(en)
*
|
1953-08-31 |
1956-02-28 |
Rca Corp |
Color television receivers
|
US2810013A
(en)
*
|
1953-10-05 |
1957-10-15 |
Harry R Lubcke |
Color television reproducing systems
|
NL196553A
(de)
*
|
1953-10-05 |
|
|
|
US2752418A
(en)
*
|
1953-11-03 |
1956-06-26 |
Philco Corp |
Color television indexing system
|
NL113867C
(de)
*
|
1953-11-24 |
|
|
|
US2837594A
(en)
*
|
1953-11-30 |
1958-06-03 |
Rca Corp |
Color synchronization
|
US2848529A
(en)
*
|
1953-11-30 |
1958-08-19 |
Rca Corp |
Color television synchronization
|
US2816952A
(en)
*
|
1953-12-30 |
1957-12-17 |
Rca Corp |
Color demodulation
|
NL103745C
(de)
*
|
1954-01-05 |
|
|
|
NL195130A
(de)
*
|
1954-02-26 |
|
|
|
US2811578A
(en)
*
|
1954-04-05 |
1957-10-29 |
Bell Telephone Labor Inc |
Television band width reducing system
|
US2989581A
(en)
*
|
1954-04-23 |
1961-06-20 |
Rca Corp |
Color television receiver signal transfer system
|
BE538058A
(de)
*
|
1954-05-10 |
|
|
|
NL199272A
(de)
*
|
1954-08-04 |
|
|
|
US2917572A
(en)
*
|
1954-10-04 |
1959-12-15 |
Westinghouse Electric Corp |
Automatically controlled bandwidth amplifier
|
US2890272A
(en)
*
|
1954-12-01 |
1959-06-09 |
Rca Corp |
Automatic chroma control
|
BE545121A
(de)
*
|
1955-02-10 |
|
|
|
BE548420A
(de)
*
|
1955-06-07 |
|
|
|
US2980760A
(en)
*
|
1955-06-28 |
1961-04-18 |
Rca Corp |
Automatic gain control of demodulating signals
|
NL200685A
(de)
*
|
1955-09-22 |
|
|
|
US2954441A
(en)
*
|
1955-12-13 |
1960-09-27 |
Ampex |
Wide band magnetic system
|
GB824889A
(en)
*
|
1957-09-06 |
1959-12-09 |
Gen Electric Co Ltd |
Improvements in or relating to colour television receivers
|
US3059050A
(en)
*
|
1957-11-01 |
1962-10-16 |
Haig V Antranikian |
Bandwidth reduction system
|
US2982813A
(en)
*
|
1958-08-28 |
1961-05-02 |
|
Sound |
US3061684A
(en)
*
|
1959-02-09 |
1962-10-30 |
Cons Electrodynamics Corp |
Frequency band separation in translating apparatus
|
US3017457A
(en)
*
|
1959-07-13 |
1962-01-16 |
Minnesota Mining & Mfg |
Transducing system
|
US3083337A
(en)
*
|
1959-09-25 |
1963-03-26 |
Western Union Telegraph Co |
Vestigial sideband transmission
|
US3163718A
(en)
*
|
1962-06-28 |
1964-12-29 |
Deman Pierre |
Frequency and time allocation multiplex system
|
US3294898A
(en)
*
|
1963-08-21 |
1966-12-27 |
Polaroid Corp |
Compatible color television
|
US3542947A
(en)
*
|
1968-01-19 |
1970-11-24 |
Bell & Howell Co |
Video display of line sequential color signal
|
US3702374A
(en)
*
|
1969-04-17 |
1972-11-07 |
Sony Corp |
Color video signal recording and reproducing apparatus with pilot signal for automatic color control
|
US4641179A
(en)
*
|
1984-12-21 |
1987-02-03 |
At&T Bell Laboratories |
Economical high-definition television using a modulated-signal combination
|
US4779144A
(en)
*
|
1987-03-02 |
1988-10-18 |
Technology Inc., 64 |
Image storage using separately scanned luminance-detail and narrowband color-component variables
|
US4745462A
(en)
*
|
1987-03-02 |
1988-05-17 |
Rca Corporation |
Image storage using separately scanned color component variables
|
US5063446A
(en)
*
|
1989-08-11 |
1991-11-05 |
General Electric Company |
Apparatus for transmitting auxiliary signal in a TV channel
|
US4958230A
(en)
*
|
1989-08-11 |
1990-09-18 |
General Electric Company |
Method of transmitting auxiliary information in a television signal
|
US5029003A
(en)
*
|
1989-12-18 |
1991-07-02 |
General Electric Company |
Apparatus for incorporating digital signals with a standard TV signal
|
US5559559A
(en)
*
|
1991-06-14 |
1996-09-24 |
Wavephore, Inc. |
Transmitting a secondary signal with dynamic injection level control
|
US5327237A
(en)
*
|
1991-06-14 |
1994-07-05 |
Wavephore, Inc. |
Transmitting data with video
|
US5831679A
(en)
*
|
1991-06-14 |
1998-11-03 |
Wavephore, Inc. |
Network for retrieval and video transmission of information
|
US5387941A
(en)
*
|
1991-06-14 |
1995-02-07 |
Wavephore, Inc. |
Data with video transmitter
|
US5946048A
(en)
*
|
1997-03-12 |
1999-08-31 |
Hybrid Networks, Inc. |
Network device for handling digital data over a TV channel
|
US5946047A
(en)
*
|
1997-03-12 |
1999-08-31 |
Hybrid Networks, Inc. |
Network system for handling digital data over a TV channel
|
US8555065B2
(en)
|
2011-08-24 |
2013-10-08 |
Jeffrey Thomas CESNIK |
Method and apparatus for transmitting, receiving and decoding data using encoded patterns of changing colors
|
US9787404B2
(en)
*
|
2013-09-16 |
2017-10-10 |
Clutch Authentication Systems, Llc |
System and method for communication over color encoded light patterns
|
US9548814B2
(en)
*
|
2013-09-16 |
2017-01-17 |
Clutch Authentication Systems, Llc |
System and method for communication over color encoded light patterns
|
US20150104184A1
(en)
*
|
2013-09-16 |
2015-04-16 |
Clutch Authentication Systems, Llc |
System and method for communication over color encoded light patterns
|
US20150155937A1
(en)
*
|
2013-09-16 |
2015-06-04 |
Clutch Authentication Systems, Llc |
System and method for communication over color encoded light patterns
|
US20150155938A1
(en)
*
|
2013-09-16 |
2015-06-04 |
Clutch Authentication Systems, Llc |
System and method for communication over color encoded light patterns
|