H04N 21/43622
Interfacing an external recording device
Official title: {Interfacing an external recording device}
H04N21/43622 (Interfacing an external recording device) appears on 472 US grants and 649 published applications in this corpus.
Search patents in H04N- Granted patents
- 472
- Published applications
- 649
- Assignees
- 165
- Inventors
- 933
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 8 |
| 2002 | 6 | 14 |
| 2003 | 1 | 30 |
| 2004 | 11 | 28 |
| 2005 | 8 | 43 |
| 2006 | 11 | 58 |
| 2007 | 15 | 55 |
| 2008 | 6 | 51 |
| 2009 | 24 | 47 |
| 2010 | 26 | 41 |
| 2011 | 27 | 33 |
| 2012 | 33 | 28 |
| 2013 | 36 | 28 |
| 2014 | 36 | 32 |
| 2015 | 40 | 37 |
| 2016 | 42 | 24 |
| 2017 | 27 | 24 |
| 2018 | 22 | 14 |
| 2019 | 14 | 11 |
| 2020 | 19 | 13 |
| 2021 | 9 | 9 |
| 2022 | 14 | 9 |
| 2023 | 5 | 7 |
| 2024 | 5 | 5 |
| 2025 | 6 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electronic device and image transmission method by electronic device23 Dec 2025US 12,506,949 B2Samsung Electronics Co., Ltd.
- Quick save method for recording surgical videos2 Dec 2025US 12,488,811 B2Leica Instruments (Singapore) Pte. Ltd.
- Sink device, source device, and method for controlling the same19 Aug 2025US 12,395,603 B2Samsung Electronics Co., Ltd.
- Remote pause buffer27 May 2025US 12,316,887 B2Comcast Cable Communications, LLC
- Localized cloud services for privacy-isolated clients4 Mar 2025US 12,244,874 B2DISH Network L.L.C.
- System, method, and apparatus for transmission of proxy video clips for video production26 Dec 2024US 2024/0430462 A1First Mile Technologies Inc.
- Remote Pause Buffer12 Dec 2024US 2024/0414383 A1Comcast Cable Communications, LLC
- Secure transfer of previously broadcasted content31 Oct 2024US 2024/0364851 A1TiVo Solutions Inc.
- Quick Save Method for Recording Surgical Videos24 Oct 2024US 2024/0355361 A1Leica Instruments (Singapore) Pte. Ltd.
- Sink device, source device, and method for controlling the same29 Feb 2024US 2024/0073355 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Television schedule system1,133US 5,353,121 AStarsight Telecast, Inc. · 1994
- System and process for VCR scheduling1,066US 4,977,455 AInsight Telecast, Inc. · 1990
- User interface for television schedule system1,011US 5,479,268 AStarsight Telecast, Inc. · 1995
- Background television schedule system738US 5,532,754 AStarsight Telecast, Inc. · 1996
- Graphical user interface with method and apparatus for interfacing to remote devices720US 6,020,881 ASun Microsystems, Inc. · 2000