H04N 9/8211
The additional signal being a sound signal
Official title: {the additional signal being a sound signal (H04N9/835 takes precedence)}
H04N9/8211 (The additional signal being a sound signal) appears on 600 US grants and 654 published applications in this corpus.
Search patents in H04N- Granted patents
- 600
- Published applications
- 654
- Assignees
- 196
- Inventors
- 1,021
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 9 | 0 |
| 1988 | 12 | 0 |
| 1989 | 12 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 10 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 13 | 0 |
| 1999 | 15 | 0 |
| 2000 | 16 | 0 |
| 2001 | 9 | 1 |
| 2002 | 12 | 15 |
| 2003 | 3 | 13 |
| 2004 | 11 | 17 |
| 2005 | 1 | 16 |
| 2006 | 14 | 19 |
| 2007 | 12 | 106 |
| 2008 | 4 | 37 |
| 2009 | 19 | 41 |
| 2010 | 16 | 37 |
| 2011 | 21 | 36 |
| 2012 | 60 | 49 |
| 2013 | 36 | 33 |
| 2014 | 40 | 33 |
| 2015 | 25 | 33 |
| 2016 | 29 | 37 |
| 2017 | 33 | 38 |
| 2018 | 31 | 24 |
| 2019 | 22 | 13 |
| 2020 | 20 | 13 |
| 2021 | 9 | 7 |
| 2022 | 10 | 12 |
| 2023 | 4 | 10 |
| 2024 | 8 | 3 |
| 2025 | 9 | 8 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Information recording/reproducing apparatus5 May 2026US 12,620,417 B2Maxell, Ltd.
- Information recording/reproducing apparatus5 May 2026US 12,620,418 B2Maxell, Ltd.
- Systems and methods for adjusting dubbed speech based on context of a scene28 Apr 2026US 12,614,540 B2Adeia Guides Inc.
- Electronic device for audio recording and operating method thereof17 Mar 2026US 12,581,032 B2Samsung Electronics Co., Ltd.
- Communication apparatus and control method therefor11 Nov 2025US 12,470,668 B2Canon Kabushiki Kaisha
- Information recording/reproducing apparatus20 Aug 2026US 2026/0245590 A1Maxell, Ltd.
- Systems and methods for adjusting dubbed speech based on context of a scene13 Aug 2026US 2026/0237378 A1Adeia Guides Inc.
- Evidence recording with critical officer communication22 Jan 2026US 2026/0025458 A1Motorola Solutions, Inc.
- Wireless microphone and control method16 Oct 2025US 2025/0324183 A1Canon Kabushiki Kaisha
- Wireless networked record session device26 Jun 2025US 2025/0211702 A1Fun In There Entertainment LLC
Most cited
By later US patents
- Recording medium on which a data containing navigation data is recorded, a method and apparatus for reproducing a data according to navigation data, a method and apparatus for recording a data containing navigation data on a recording342US 5,870,523 AKabushiki Kaisha Toshiba · 1999
- Recording medium capable of interactive reproducing323US 6,167,189 AKabushiki Kaisha Toshiba · 2000
- System for and method of reproducing playback data appropriately by the use of attribute information on the playback data309US 5,745,643 AKabushiki Kaisha Toshiba · 1998
- Camera system with both a wide angle view and a high resolution view295US 6,738,073 B2iMove Inc. · 2004
- Methods and systems for audio-visual synchronization287US 8,861,925 B1Intuit Inc. · 2014