H04N 7/167
Systems rendering the television signal unintelligible and subsequently intelligible
H04N7/167 (Systems rendering the television signal unintelligible and subsequently intelligible) appears on 2,442 US grants and 2,183 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,442
- Published applications
- 2,183
- Assignees
- 684
- Inventors
- 3,728
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 9 | 0 |
| 1978 | 9 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 9 | 0 |
| 1982 | 16 | 0 |
| 1983 | 16 | 0 |
| 1984 | 18 | 0 |
| 1985 | 21 | 0 |
| 1986 | 38 | 0 |
| 1987 | 56 | 0 |
| 1988 | 29 | 0 |
| 1989 | 38 | 0 |
| 1990 | 35 | 0 |
| 1991 | 32 | 0 |
| 1992 | 28 | 0 |
| 1993 | 40 | 0 |
| 1994 | 31 | 0 |
| 1995 | 32 | 0 |
| 1996 | 51 | 0 |
| 1997 | 43 | 0 |
| 1998 | 58 | 0 |
| 1999 | 43 | 0 |
| 2000 | 51 | 0 |
| 2001 | 36 | 30 |
| 2002 | 46 | 149 |
| 2003 | 40 | 143 |
| 2004 | 45 | 170 |
| 2005 | 58 | 200 |
| 2006 | 96 | 229 |
| 2007 | 93 | 233 |
| 2008 | 113 | 197 |
| 2009 | 142 | 185 |
| 2010 | 135 | 147 |
| 2011 | 136 | 103 |
| 2012 | 153 | 75 |
| 2013 | 159 | 61 |
| 2014 | 140 | 67 |
| 2015 | 111 | 46 |
| 2016 | 54 | 31 |
| 2017 | 37 | 26 |
| 2018 | 25 | 15 |
| 2019 | 26 | 21 |
| 2020 | 22 | 15 |
| 2021 | 15 | 11 |
| 2022 | 14 | 8 |
| 2023 | 12 | 7 |
| 2024 | 9 | 9 |
| 2025 | 4 | 1 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Surveillance camera system14 Jul 2026US 12,684,093 B2Hanwha Vision Co., Ltd.
- Realtime wireless synchronization of live event audio stream with a video recording16 Jun 2026US 12,660,290 B2Bygge Technologies Inc.
- Signing video for reduced bit rate21 Apr 2026US 12,609,833 B2Axis AB
- Content protection10 Feb 2026US 12,549,786 B2Nagravision Sarl
- Data transmission method and apparatus27 Jan 2026US 12,537,985 B2Huawei Technologies Co., Ltd.
- Realtime wireless synchronization of live event audio stream with a video recording8 Oct 2026US 2026/0314022 A1Bygge Technologies Inc.
- Method for providing authenticated digital content13 Aug 2026US 2026/0238492 A1Nagravision Sarl
- Content protection4 Jun 2026US 2026/0156307 A1Nagravision Sarl
- Systems and Methods for Secure Playback of Encrypted Elementary Bitstreams30 Apr 2026US 2026/0122321 A1Divx, LLC
- Content protection10 Apr 2025US 2025/0119601 A1Nagravision Sarl
Most cited
By later US patents
- System for generation of user profiles for a system for customized electronic identification of desirable objects2,365US 5,754,939 A1998
- System for customized electronic identification of desirable objects1,946US 6,029,195 A2000
- System and method for scheduling broadcast of and access to video programs and other data using customer profiles1,609US 5,758,257 A1998
- System for generation of object profiles for a system for customized electronic identification of desirable objects1,475US 5,835,087 A1998
- System and method for providing customized electronic newspapers and target advertisements1,267US 6,460,036 B1Pinpoint, Incorporated · 2002