H04N 21/432
Content retrieval operation from a local storage medium
Official title: Content retrieval operation from a local storage medium, e.g. hard-disk {(details of retrieval of video data and associated meta data in video databases G06F16/739)}
H04N21/432 (Content retrieval operation from a local storage medium) appears on 3,067 US grants and 3,940 published applications in this corpus.
Search patents in H04N- Granted patents
- 3,067
- Published applications
- 3,940
- Assignees
- 761
- Inventors
- 5,022
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 10 | 0 |
| 1997 | 27 | 0 |
| 1998 | 41 | 0 |
| 1999 | 34 | 0 |
| 2000 | 31 | 0 |
| 2001 | 37 | 30 |
| 2002 | 38 | 105 |
| 2003 | 44 | 127 |
| 2004 | 40 | 178 |
| 2005 | 37 | 175 |
| 2006 | 60 | 290 |
| 2007 | 61 | 315 |
| 2008 | 84 | 237 |
| 2009 | 108 | 252 |
| 2010 | 153 | 218 |
| 2011 | 314 | 362 |
| 2012 | 218 | 187 |
| 2013 | 237 | 181 |
| 2014 | 247 | 228 |
| 2015 | 211 | 189 |
| 2016 | 169 | 129 |
| 2017 | 128 | 130 |
| 2018 | 126 | 96 |
| 2019 | 122 | 97 |
| 2020 | 106 | 100 |
| 2021 | 82 | 78 |
| 2022 | 76 | 62 |
| 2023 | 74 | 57 |
| 2024 | 58 | 60 |
| 2025 | 49 | 33 |
| 2026 | 24 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Creation of videos with desired effects and quality based on random resources15 Sep 2026US 12,739,481 B2International Business Machines Corporation
- Quicker startup18 Aug 2026US 12,713,075 B2DISH Network Technologies India Private Limited
- Systems and methods for adjusting buffer size18 Aug 2026US 12,713,093 B2Adeia Guides Inc.
- Systems and methods for addressing a corrupted segment in a media asset11 Aug 2026US 12,707,121 B2Adeia Guides Inc.
- Systems and methods for sorting favorite content sources4 Aug 2026US 12,701,300 B2Adeia Guides Inc.
- Systems and methods for playing media assets stored on a digital video recorder17 Sep 2026US 2026/0281495 A1DISH Network L.L.C.
- System and method for video selection and labelling10 Sep 2026US 2026/0268698 A1Milestone Systems A/S
- Location Based Playback System Control3 Sep 2026US 2026/0261727 A1Sonos, Inc.
- Methods and systems for generation of output control files13 Aug 2026US 2026/0238839 A1Comcast Cable Communications, LLC
- Systems and method for providing video on demand in an intelligent television6 Aug 2026US 2026/0227864 A1Multimedia Technologies Pte, Ltd
Most cited
By later US patents
- Systems and methods for secure transaction management and electronic rights protection1,270US 5,982,891 AIntertrust Technologies Corporation · 1999
- Systems and methods for secure transaction management and electronic rights protection1,156US 5,910,987 AIntertrust Technologies Corporation · 1999
- Multimedia time warping system1,079US 6,233,389 B1TiVo Inc. · 2001
- Trusted and secure techniques, systems and methods for item delivery and execution944US 6,185,683 B2Intertrust Technologies Corporation · 2001
- Systems and methods for the secure transaction management and electronic rights protection933US 6,253,193 B1Intertrust Technologies Corporation · 2001