H01P 1/2007
Filtering devices for biasing networks or dc returns
Official title: {Filtering devices for biasing networks or DC returns}
H01P1/2007 (Filtering devices for biasing networks or dc returns) appears on 81 US grants and 75 published applications in this corpus.
Search patents in H01P- Granted patents
- 81
- Published applications
- 75
- Assignees
- 73
- Inventors
- 189
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 1 |
| 2003 | 2 | 1 |
| 2004 | 2 | 4 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 2 | 4 |
| 2008 | 2 | 3 |
| 2009 | 3 | 4 |
| 2010 | 2 | 6 |
| 2011 | 1 | 1 |
| 2012 | 3 | 3 |
| 2013 | 2 | 0 |
| 2014 | 4 | 1 |
| 2015 | 0 | 3 |
| 2016 | 1 | 3 |
| 2017 | 7 | 5 |
| 2018 | 4 | 5 |
| 2019 | 2 | 5 |
| 2020 | 8 | 6 |
| 2021 | 4 | 3 |
| 2022 | 3 | 7 |
| 2023 | 0 | 2 |
| 2024 | 5 | 4 |
| 2025 | 4 | 0 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Phase shifter for a wireless communication device comprising a substrate having a transmission line and a two wire bias line, where one wire has greater sheet resistance than the other wire10 Feb 2026US 12,548,871 B2Chengdu Tianma Microelectronics Co., Ltd.
- Bias tees having a capacitance to ground6 Jan 2026US 12,519,201 B2CommScope Italy S.r.l.
- Electronic device with differential transmission lines equipped with capacitors separated by a cavity, and corresponding manufacturing method6 Jan 2026US 12,520,595 B2Murata Manufacturing Co., Ltd.
- DC block and plasma generator using the same2 Dec 2025US 12,489,184 B2Pale Blue Inc.
- Capacitive feedthrough for hybrid hermetic modules for space applications16 Sep 2025US 12,418,165 B2Thales Alenia Space Italia S.p.A. Con Unico Socio
- Dc block structure21 May 2026US 2026/0142722 A1NTT, Inc.
- Compact differential bias tee26 Mar 2026US 2026/0088480 A1Ciena Corporation
- Dc block and plasma generator using the same13 Jun 2024US 2024/0195037 A1Pale Blue Inc.
- Phase shifter and wireless communication device9 May 2024US 2024/0154284 A1Chengdu Tianma Microelectronics Co., Ltd.
- Bias tees having a capacitance to ground1 Feb 2024US 2024/0039138 A1CommScope Italy S.r.l.
Most cited
By later US patents
- Integrated resonance circuit consisting of a parallel connection of a microstrip line and a capacitor60US 6,211,754 B1Sanyo Electric Co., Ltd. · 2001
- Apparatus for blocking a D.C. component of a signal55US 6,046,898 ACentral Research Laboratories Limited · 2000
- Broadband microwave bias network33US 3,980,975 AVarian Associates, Inc. · 1976
- Coaxial DC block21US 6,798,310 B2Agilent Technologies, Inc. · 2004
- Broad band microwave biasing networks suitable for being provided in monolithic integrated circuit form20US 4,843,354 AMotorola, Inc. · 1989