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H04N9/8255
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ELECTRICITY
H04
Electric communication
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PICTORIAL COMMUNICATION
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Details of colour television systems
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H04N9/8255
with sound processing
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Patents Grants
last 30 patents
Information
Patent Grant
Methods and systems for managing content items
Patent number
11,743,439
Issue date
Aug 29, 2023
Comcast Cable Communications, LLC
Douglas Bay
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and systems for managing content items
Patent number
11,202,049
Issue date
Dec 14, 2021
Comcast Cable Communications, LLC
Douglas Bay
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Magnetic recording and reproducing system using preceding and laggi...
Patent number
4,811,121
Issue date
Mar 7, 1989
Matsushita Electric Industrial Co., Ltd.
Kunio Sekimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Color video and audio recording and/or reproducing apparatus
Patent number
4,805,035
Issue date
Feb 14, 1989
Sony Corporation
Hiroshi Kawakami
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Helical scan type magnetic recording and reproducing apparatus reco...
Patent number
4,757,391
Issue date
Jul 12, 1988
Victor Company of Japan, Ltd.
Akira Hirota
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Helical scan type magnetic recording apparatus
Patent number
4,745,486
Issue date
May 17, 1988
Victor Company of Japan, Ltd.
Tsunehisa Ohira
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording/reproduction system with a fine picture quality for a hel...
Patent number
4,743,978
Issue date
May 10, 1988
Kabushiki Kaisha Toshiba
Shigeo Tanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording apparatus for recording two kinds of mutually di...
Patent number
4,725,896
Issue date
Feb 16, 1988
Victor Company of Japan, Ltd.
Tsunehisa Ohira
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording apparatus for carrying out recording by selectiv...
Patent number
4,719,518
Issue date
Jan 12, 1988
Victor Company of Japan, Ltd.
Koichi Kido
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video signal recording and reproducing apparatus
Patent number
4,672,470
Issue date
Jun 9, 1987
Matsushita Electric Industrial Co., Ltd.
Takeshi Morimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video signal recording/reproducing apparatus
Patent number
4,630,132
Issue date
Dec 16, 1986
Hitachi, Ltd.
Toshimichi Terada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Television transmission system
Patent number
4,510,520
Issue date
Apr 9, 1985
U.S. Philips Corporation
David W. Parker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for magnetic tape recording of color televisio...
Patent number
4,472,745
Issue date
Sep 18, 1984
Robert Bosch GmbH
Hubert Foerster
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multitrack magnetic reading head
Patent number
4,275,428
Issue date
Jun 23, 1981
Thomson-CSF
Jean-Claude Lehureau
G11 - INFORMATION STORAGE
Information
Patent Grant
Color picture information recording and reproducing system
Patent number
3,953,881
Issue date
Apr 27, 1976
Nippon Hose Kyokai
Akio Yanagimachi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
METHODS AND SYSTEMS FOR MANAGING CONTENT ITEMS
Publication number
20240080426
Publication date
Mar 7, 2024
Comcast Cable Communications, LLC
Douglas Bay
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS AND SYSTEMS FOR MANAGING CONTENT ITEMS
Publication number
20220303517
Publication date
Sep 22, 2022
Comcast Cable Communications, LLC
Douglas Bay
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS AND SYSTEMS FOR MANAGING CONTENT ITEMS
Publication number
20200296346
Publication date
Sep 17, 2020
Comcast Cable Communications, LLC
Douglas Bay
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION RECORDING MEDIUM, INF...
Publication number
20130011117
Publication date
Jan 10, 2013
SONY CORPORATION
Toshiya Hamada
G11 - INFORMATION STORAGE
Information
Patent Application
PLAYLIST CREATING METHOD, MANAGEMENT METHOD AND RECORDER/PLAYER FOR...
Publication number
20110311197
Publication date
Dec 22, 2011
Kabushiki Kaisha Toshiba
Hideo Kataoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE