H04N 21/44227
Monitoring of local network
Official title: {Monitoring of local network, e.g. connection or bandwidth variations; Detecting new devices in the local network (configuring of peripheral devices in general G06F9/4411; monitoring connectivity in data switched networks H04L43/0811)}
H04N21/44227 (Monitoring of local network) appears on 1,095 US grants and 1,325 published applications in this corpus.
Search patents in H04N- Granted patents
- 1,095
- Published applications
- 1,325
- Assignees
- 350
- Inventors
- 2,232
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 0 |
| 2002 | 4 | 15 |
| 2003 | 1 | 15 |
| 2004 | 5 | 20 |
| 2005 | 6 | 26 |
| 2006 | 3 | 42 |
| 2007 | 10 | 41 |
| 2008 | 11 | 43 |
| 2009 | 12 | 49 |
| 2010 | 32 | 43 |
| 2011 | 47 | 49 |
| 2012 | 43 | 53 |
| 2013 | 53 | 70 |
| 2014 | 83 | 78 |
| 2015 | 64 | 64 |
| 2016 | 63 | 68 |
| 2017 | 60 | 71 |
| 2018 | 58 | 52 |
| 2019 | 59 | 59 |
| 2020 | 69 | 77 |
| 2021 | 76 | 81 |
| 2022 | 71 | 92 |
| 2023 | 81 | 74 |
| 2024 | 70 | 57 |
| 2025 | 64 | 45 |
| 2026 | 30 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Data processing method and data processing apparatus24 Sep 2026US 2026/0292294 A1Anypoint Media Co., Ltd.
- Content control device, content control method, and storage medium17 Sep 2026US 2026/0274071 A1Honda Motor Co., Ltd.
- System and method for reconfiguration of an entertainment system controlling device17 Sep 2026US 2026/0281490 A1Universal Electronics Inc.
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- A display device30 Jul 2026US 2026/0222646 A1LG Electronics Inc.
Most cited
By later US patents
- Signal processing apparatus and methods832US 4,694,490 A1987
- Signal processing appparatus and methods797US 5,335,277 AThe Personalized Mass Media Corporation · 1994
- Signal processing apparatus and methods615US 4,965,825 AThe Personalized Mass Media Corporation · 1990
- Signal processing apparatus and methods594US 4,704,725 A1987
- Signal processing apparatus and methods470US 5,233,654 AThe Personalized Mass Media Corporation · 1993