H04N 5/913
For scrambling
Official title: for scrambling {; for copy protection}
H04N5/913 (For scrambling) appears on 1,968 US grants and 2,006 published applications in this corpus.
Search patents in H04N- Granted patents
- 1,968
- Published applications
- 2,006
- Assignees
- 486
- Inventors
- 2,757
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 9 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 12 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 17 | 0 |
| 1997 | 24 | 0 |
| 1998 | 39 | 0 |
| 1999 | 46 | 0 |
| 2000 | 49 | 0 |
| 2001 | 67 | 50 |
| 2002 | 100 | 152 |
| 2003 | 76 | 148 |
| 2004 | 90 | 153 |
| 2005 | 68 | 199 |
| 2006 | 129 | 202 |
| 2007 | 104 | 200 |
| 2008 | 111 | 166 |
| 2009 | 90 | 128 |
| 2010 | 139 | 109 |
| 2011 | 134 | 89 |
| 2012 | 130 | 70 |
| 2013 | 99 | 54 |
| 2014 | 103 | 33 |
| 2015 | 51 | 35 |
| 2016 | 40 | 33 |
| 2017 | 20 | 35 |
| 2018 | 31 | 25 |
| 2019 | 24 | 27 |
| 2020 | 25 | 29 |
| 2021 | 24 | 23 |
| 2022 | 18 | 14 |
| 2023 | 14 | 15 |
| 2024 | 9 | 5 |
| 2025 | 13 | 10 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sensor device and encryption method10 Feb 2026US 12,549,334 B2Sony Group Corporation
- System and method utilized for an application related to a bet related to golf and other sports6 Jan 2026US 12,518,600 B2
- Digital forensic image verification system30 Dec 2025US 12,511,439 B24Dream Co., Ltd.
- Sample-parallel sparse cipher-block chaining (CBCS) encryption2 Dec 2025US 12,489,605 B2Comcast Cable Communications, LLC
- Authentication module for sensor data11 Nov 2025US 12,470,667 B2Trustnxt GmbH
- Sample-parallel sparse cipher-block chaining (cbcs) encryption4 Jun 2026US 2026/0155954 A1Comcast Cable Communications, LLC
- Techniques for managing sensor data9 Apr 2026US 2026/0100039 A1Apple Inc.
- Method for recording camera image data on an edge server and data processing device6 Nov 2025US 2025/0343871 A1Arnold & Richter Cine Technik GmbH & Co.Betriebs KG
- Information output device, camera, information output system, information output method, and program11 Sep 2025US 2025/0286865 A1NEC Corporation
- Broadcast receiving apparatus24 Jul 2025US 2025/0240487 A1Maxell, Ltd.
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
- Methods for surveying dissemination of proprietary empirical data1,132US 5,862,260 ADigimarc Corporation · 1999
- Computer system linked by using information in data objects1,131US 6,122,403 ADigimarc Corporation · 2000
- Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels1,021US 5,943,422 AIntertrust Technologies Corporation · 1999