H03B 2201/01
Varying the frequency of the oscillations by manual means
H03B2201/01 (Varying the frequency of the oscillations by manual means) appears on 104 US grants and 15 published applications in this corpus.
Search patents in H03B- Granted patents
- 104
- Published applications
- 15
- Assignees
- 76
- Inventors
- 191
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 9 | 0 |
| 1987 | 3 | 0 |
| 1988 | 8 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 6 | 3 |
| 2017 | 4 | 2 |
| 2018 | 2 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H03B 2201/014The means being associated with an element comprising distributed inductances and capacitancesIndexing code69
- H03B 2201/011The means being an element with a variable capacitanceIndexing code27
- H03B 2201/012The means being an element with a variable inductanceIndexing code10
- H03B 2201/018The means being a manual switchIndexing code2
Recent patents
- Frequency multiplying using variable inductors and capacitors6 Jan 2026US 12,519,226 B1Amazon Technologies, Inc.
- Notch filter calibration in LC oscillators for supply noise rejection15 Jul 2025US 12,362,704 B2Intel Corporation
- Utilizing the LC oscillator of a frequency synthesizer as an injection source for crystal oscillator startup11 Jul 2023US 11,699,974 B1Silicon Laboratories Inc.
- Voltage-controlled oscillator and a method for tuning oscillations2 Oct 2018US 10,090,805 B2Maxlinear Asia Singapore PTE LTD
- Device for controlling a capacitor having an adjustable capacitance2 Jan 2018US 9,859,843 B2STMicroelectronics (Tours) SAS
- Notch filter calibration in lc oscillators for supply noise rejection18 May 2023US 2023/0155549 A1Intel Corporation
- Frequency switching method applicable to mass spectrometer multipole rf drive systems30 Apr 2020US 2020/0136555 A1Agilent Technologies, Inc.
- Voltage-controlled oscillator and a method for tuning oscillations4 Apr 2019US 2019/0103837 A1Maxlinear Asia Singapore PTE LTD
- Device for controlling a capacitor having an adjustable capacitance10 Aug 2017US 2017/0230002 A1STMicroelectronics (Tours) SAS
- Voltage-controlled oscillator and a method for tuning oscillations29 Jun 2017US 2017/0187329 A1Maxlinear Asia Singapore PTE LTD
Most cited
By later US patents
- Integrated tunable inductance network and method109US 5,872,489 ARockwell Science Center, Inc. · 1999
- Tunable, dielectric-resonator-stabilized oscillator and method of tuning same50US 4,639,690 ALitton Systems, Inc. · 1987
- Hermetically sealed oscillator with dielectric resonator tuned through dielectric window by adjusting screw47US 4,628,283 AThe Narda Microwave Corporation · 1986
- W-Band waveguide variable controlled oscillator43US 5,126,696 ATRW Inc. · 1992
- 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