H04N 21/4325
By playing back content from the storage medium
Official title: {by playing back content from the storage medium (reproduction of recorded television signals H04N5/76; reproduction of recorded television signals H04N9/79)}
H04N21/4325 (By playing back content from the storage medium) appears on 2,751 US grants and 3,516 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,751
- Published applications
- 3,516
- Assignees
- 695
- Inventors
- 4,622
- Latest grant
- 18 Aug 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 | 40 | 0 |
| 1999 | 31 | 0 |
| 2000 | 31 | 0 |
| 2001 | 33 | 28 |
| 2002 | 36 | 96 |
| 2003 | 43 | 124 |
| 2004 | 38 | 172 |
| 2005 | 36 | 168 |
| 2006 | 58 | 282 |
| 2007 | 60 | 305 |
| 2008 | 82 | 227 |
| 2009 | 106 | 244 |
| 2010 | 150 | 213 |
| 2011 | 307 | 351 |
| 2012 | 213 | 170 |
| 2013 | 224 | 158 |
| 2014 | 223 | 144 |
| 2015 | 172 | 159 |
| 2016 | 134 | 103 |
| 2017 | 104 | 105 |
| 2018 | 112 | 78 |
| 2019 | 99 | 80 |
| 2020 | 87 | 77 |
| 2021 | 64 | 64 |
| 2022 | 56 | 44 |
| 2023 | 62 | 42 |
| 2024 | 40 | 42 |
| 2025 | 39 | 25 |
| 2026 | 13 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- 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 modifying commercials28 Jul 2026US 12,695,958 B2Adeia Media Holdings LLC
- Video display system, video display device, contents server, video display method, and video display program21 Jul 2026US 12,689,782 B2Maxell, Ltd.
- Systems and methods for playing media assets stored on a digital video recorder17 Sep 2026US 2026/0281495 A1DISH Network L.L.C.
- 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
- Cloud Queue Synchronization2 Jul 2026US 2026/0186731 A1Sonos, Inc.
- Systems and methods for providing improved skip and delay functionality in media assets25 Jun 2026US 2026/0181214 A1Adeia Guides Inc.
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
- 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
- Systems and methods for secure transaction management and electronic rights protection868US 6,363,488 B1Intertrust Technologies Corporation · 2002