H03B 5/1256
The means comprising a variable inductance
Official title: {the means comprising a variable inductance}
H03B5/1256 (The means comprising a variable inductance) appears on 101 US grants and 84 published applications in this corpus.
Search patents in H03B- Granted patents
- 101
- Published applications
- 84
- Assignees
- 60
- Inventors
- 222
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 6 |
| 2005 | 0 | 3 |
| 2006 | 5 | 7 |
| 2007 | 3 | 2 |
| 2008 | 6 | 4 |
| 2009 | 0 | 4 |
| 2010 | 2 | 3 |
| 2011 | 4 | 3 |
| 2012 | 5 | 3 |
| 2013 | 1 | 0 |
| 2014 | 4 | 5 |
| 2015 | 1 | 4 |
| 2016 | 11 | 8 |
| 2017 | 6 | 9 |
| 2018 | 6 | 5 |
| 2019 | 9 | 6 |
| 2020 | 5 | 3 |
| 2021 | 1 | 2 |
| 2022 | 3 | 2 |
| 2023 | 3 | 1 |
| 2024 | 1 | 1 |
| 2025 | 3 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Quadrature oscillator30 Dec 2025US 12,512,789 B2Telefonaktiebolaget LM Ericsson (publ)
- Sensing circuit19 Aug 2025US 12,395,141 B2The Regents of the University of California
- Frequency control in a multi-mode VCO13 May 2025US 12,301,168 B2International Business Machines Corporation
- Clock buffer inductor1 Oct 2024US 12,107,544 B1Acacia Communications, Inc.
- Method of using varainductor having ground and floating planes25 Jul 2023US 11,711,056 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Voltage controlled oscillator and phase locked loop including thereof28 Aug 2025US 2025/0274133 A1Samsung Electronics Co., Ltd.
- Quadrature Oscillator6 Feb 2025US 2025/0047240 A1Telefonaktiebolaget LM Ericsson (publ)
- Frequency control in a multi-mode vco17 Oct 2024US 2024/0348257 A1International Business Machines Corporation
- Sensing circuit9 Nov 2023US 2023/0361742 A1The Regents of the University of California
- Tapped inductor voltage controlled oscillator8 Sep 2022US 2022/0286086 A1Futurewei Technologies, Inc.
Most cited
By later US patents
- Integrated tunable inductance network and method109US 5,872,489 ARockwell Science Center, Inc. · 1999
- Tunable high frequency input circuit for a television receiver that tunes both VHF and UHF channels and can be readily integrated39US 3,939,429 AU. S. Philips Corporation · 1976
- Integrated clock generator and timing/frequency reference29US 7,365,614 B2Mobius Microsystems, Inc. · 2008
- Fully monolithic voltage controlled oscillator with wide tuning range25US 5,973,575 ANippon Telegraph and Telephone Corporation · 1999
- Adiabatic MOS oscillators24US 5,483,207 AAT&T Corp. · 1996