H04N 5/40
Modulation circuits
H04N5/40 (Modulation circuits) appears on 156 US grants and 121 published applications in this corpus.
Search patents in H04N- Granted patents
- 156
- Published applications
- 121
- Assignees
- 78
- Inventors
- 247
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 4 |
| 2003 | 4 | 5 |
| 2004 | 3 | 6 |
| 2005 | 2 | 2 |
| 2006 | 5 | 4 |
| 2007 | 3 | 7 |
| 2008 | 1 | 7 |
| 2009 | 4 | 4 |
| 2010 | 11 | 3 |
| 2011 | 8 | 7 |
| 2012 | 9 | 10 |
| 2013 | 4 | 6 |
| 2014 | 8 | 3 |
| 2015 | 4 | 8 |
| 2016 | 6 | 9 |
| 2017 | 9 | 3 |
| 2018 | 0 | 5 |
| 2019 | 7 | 6 |
| 2020 | 5 | 7 |
| 2021 | 9 | 8 |
| 2022 | 4 | 2 |
| 2023 | 5 | 1 |
| 2024 | 2 | 0 |
| 2025 | 1 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Ingestible device with propulsion and imaging capabilities21 Jan 2025US 12,201,279 B2Endiatx, Inc.
- Ingestible device with manipulation capabilities13 Aug 2024US 12,059,134 B2Endiatx, Inc.
- Ingestible device with propulsion capabilities21 May 2024US 11,986,173 B2Endiatx, Inc.
- High level syntax for video with mixed NAL unit types21 Nov 2023US 11,825,073 B2QUALCOMM Incorporated
- Apparatuses and methods for generating a modular digital wall29 Aug 2023US 11,740,849 B1Jersey Blanket Realms, LLC
- Ingestible device with propulsion and imaging capabilities2 Oct 2025US 2025/0302456 A1Endiatx, Inc.
- Ingestible device with propulsion capabilities10 Apr 2025US 2025/0114082 A1Endiatx, Inc.
- Ingestible device with manipulation capabilities3 Apr 2025US 2025/0107789 A1Endiatx, Inc.
- Ingestible device with propulsion and imaging capabilities13 Jul 2023US 2023/0218281 A1Endiatx, Inc.
- Automobile to Automobile, Automobile to Subscriber and Automobile to Base Station Cellular Communications27 Jan 2022US 2022/0029867 A1
Most cited
By later US patents
- Location finder, tracker, communication and remote control system200US 7,260,369 B22007
- Video, voice and location finder wireless communication system151US 7,558,574 B22009
- Emergency location transceivers (ELT)131US 7,356,343 B22008
- Direct digital vestigial sideband (VSB) modulator89US 6,810,090 B1Sarnoff Corporation · 2004
- Wi-Fi, GPS and MIMO systems84US 7,725,114 B22010