H03H 11/26
Time-delay networks
H03H11/26 (Time-delay networks) appears on 326 US grants and 268 published applications in this corpus.
Search patents in H03H- Granted patents
- 326
- Published applications
- 268
- Assignees
- 188
- Inventors
- 583
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 0 |
| 2002 | 8 | 12 |
| 2003 | 14 | 9 |
| 2004 | 7 | 12 |
| 2005 | 16 | 25 |
| 2006 | 11 | 19 |
| 2007 | 15 | 21 |
| 2008 | 17 | 24 |
| 2009 | 14 | 17 |
| 2010 | 21 | 17 |
| 2011 | 13 | 19 |
| 2012 | 17 | 14 |
| 2013 | 23 | 20 |
| 2014 | 26 | 18 |
| 2015 | 11 | 8 |
| 2016 | 5 | 2 |
| 2017 | 8 | 3 |
| 2018 | 3 | 7 |
| 2019 | 5 | 4 |
| 2020 | 8 | 3 |
| 2021 | 4 | 5 |
| 2022 | 2 | 0 |
| 2023 | 3 | 1 |
| 2024 | 1 | 3 |
| 2025 | 1 | 1 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cascading of bucket brigade delay devices9 Jun 2026US 12,652,025 B2Sound Semiconductor, Inc.
- Variable-rate true-time delay filter27 Jan 2026US 12,537,545 B2ViaSat, Inc.
- System and method for filter enhancement16 Sep 2025US 12,418,275 B2QUALCOMM Incorporated
- Low loss reflective passive phase shifter using time delay element with double resolution31 Dec 2024US 12,184,255 B2Murata Manufacturing Co., Ltd.
- System and method for filter enhancement28 Nov 2023US 11,831,298 B2Kumu Networks, Inc.
- Variable-rate true-time delay filter9 Jul 2026US 2026/0197016 A1ViaSat, Inc.
- Bandpass filter18 Jun 2026US 2026/0172004 A1Mitsubishi Electric Corporation
- Cascading of bucket brigade delay devices28 May 2026US 2026/0149431 A1Sound Semiconductor, Inc.
- Time delay unit for high frequency applications5 Mar 2026US 2026/0066880 A1Qorvo US, Inc.
- Low loss reflective passive phase shifter using time delay element with double resolution17 Apr 2025US 2025/0125790 A1Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- Method and system for signal emulation200US 7,804,760 B2Quellan, Inc. · 2010
- Variable delay cell with a self-biasing load83US 5,994,939 AIntel Corporation · 1999
- Apparatus and method for programmable delays using a boundary-scan chain80US 6,091,261 ASun Microsystems, Inc. · 2000
- Variable delay circuit77US 6,313,681 B1NEC Corporation · 2001
- Signal delay device72US 5,039,893 AYamaha Corporation · 1991