H04N 9/806
With processing of the sound signal
Official title: with processing of the sound signal
H04N9/806 (With processing of the sound signal) appears on 2,344 US grants and 2,237 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,344
- Published applications
- 2,237
- Assignees
- 269
- Inventors
- 2,127
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 13 | 0 |
| 1996 | 22 | 0 |
| 1997 | 44 | 0 |
| 1998 | 81 | 0 |
| 1999 | 58 | 0 |
| 2000 | 81 | 0 |
| 2001 | 85 | 83 |
| 2002 | 114 | 215 |
| 2003 | 107 | 113 |
| 2004 | 108 | 168 |
| 2005 | 54 | 175 |
| 2006 | 112 | 282 |
| 2007 | 126 | 261 |
| 2008 | 133 | 157 |
| 2009 | 145 | 177 |
| 2010 | 144 | 114 |
| 2011 | 265 | 216 |
| 2012 | 176 | 63 |
| 2013 | 179 | 39 |
| 2014 | 72 | 50 |
| 2015 | 47 | 30 |
| 2016 | 28 | 32 |
| 2017 | 35 | 14 |
| 2018 | 28 | 18 |
| 2019 | 18 | 10 |
| 2020 | 12 | 6 |
| 2021 | 6 | 2 |
| 2022 | 2 | 5 |
| 2023 | 4 | 1 |
| 2024 | 4 | 2 |
| 2025 | 0 | 3 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Broadcast receiving device6 Oct 2026US 12,756,893 B2Maxell, Ltd.
- Method and system with multiple camera units installed in protective enclosure4 Aug 2026US 12,701,195 B1Rosco, Inc.
- Information recording/reproducing apparatus5 May 2026US 12,620,417 B2Maxell, Ltd.
- Information recording/reproducing apparatus5 May 2026US 12,620,418 B2Maxell, Ltd.
- Information recording/reproducing apparatus29 Oct 2024US 12,131,753 B2Maxell, Ltd.
- Information recording/reproducing apparatus20 Aug 2026US 2026/0245590 A1Maxell, Ltd.
- Signal processing apparatus, control method for signal processing apparatus, and recording medium17 Jul 2025US 2025/0233969 A1Canon Kabushiki Kaisha
- Information recording/reproducing apparatus6 Feb 2025US 2025/0046345 A1Maxell, Ltd.
- Information recording/reproducing apparatus6 Feb 2025US 2025/0046346 A1Maxell, Ltd.
- Broadcast receiving device26 Dec 2024US 2024/0430516 A1Maxell, Ltd.
Most cited
By later US patents
- Multimedia time warping system1,079US 6,233,389 B1TiVo Inc. · 2001
- Gallery of videos set to an audio time line602US 9,854,219 B2Snap Inc. · 2017
- Optical disc having an area storing original and user chain information specifying at least part of a video object stored on the disc, and a computer program and recording apparatus for recording and editing the chain information540US 6,181,870 B2Matushita Electric Industrial Co., Ltd. · 2001
- Program information broadcasting method program information display method, and receiving device531US 5,686,954 ASony Corporation · 1997
- Television viewer interface system430US 6,757,906 B1TiVo Inc. · 2004