H03H 2210/02
Variable filter component
H03H2210/02 (Variable filter component) appears on 422 US grants and 431 published applications in this corpus.
Search patents in H03H- Granted patents
- 422
- Published applications
- 431
- Assignees
- 201
- Inventors
- 746
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 2 |
| 2003 | 8 | 5 |
| 2004 | 4 | 9 |
| 2005 | 8 | 12 |
| 2006 | 8 | 5 |
| 2007 | 9 | 12 |
| 2008 | 12 | 17 |
| 2009 | 9 | 12 |
| 2010 | 12 | 11 |
| 2011 | 10 | 10 |
| 2012 | 5 | 14 |
| 2013 | 11 | 14 |
| 2014 | 13 | 19 |
| 2015 | 15 | 22 |
| 2016 | 21 | 33 |
| 2017 | 37 | 28 |
| 2018 | 31 | 30 |
| 2019 | 44 | 33 |
| 2020 | 29 | 22 |
| 2021 | 30 | 21 |
| 2022 | 25 | 26 |
| 2023 | 16 | 21 |
| 2024 | 24 | 21 |
| 2025 | 17 | 16 |
| 2026 | 7 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Negative capacitance tuning in an acoustic filter circuit25 Aug 2026US 12,719,446 B2Qorvo US, Inc.
- Acoustic tuning network in an acoustic filter circuit16 Jun 2026US 12,658,889 B2Qorvo US, Inc.
- Multi-frequency capacitance cancellation in an acoustic filter circuit26 May 2026US 12,640,708 B2Qorvo US, Inc.
- Active RC-type filter and method of implementing an active RC-type filter26 May 2026US 12,640,710 B2NXP B. V.
- Configurable filter for subharmonic blockers in multiband wireless receivers5 May 2026US 12,621,018 B2Nordic Semiconductor ASA
- Digital phase shift circuit23 Jul 2026US 2026/0213723 A1Fujikura Ltd.
- Digital phase shifter23 Jul 2026US 2026/0213734 A1Fujikura Ltd.
- Digital phase shift circuit16 Jul 2026US 2026/0205088 A1Fujikura Ltd.
- Tunable filter using integrated multi-throw switch matrix9 Jul 2026US 2026/0198016 A1Dell Products L. P.
- Bandpass filter18 Jun 2026US 2026/0172004 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Tunable filter with bypass134US 6,618,579 B1The Chase Manhattan Bank · 2003
- Method and apparatus for tuning a continuous time filter127US 5,914,633 ALucent Technologies Inc. · 1999
- Calibration of integrated circuit time constants86US 6,842,710 B1Cypress Semiconductor Corporation · 2005
- Adaptive radio transceiver with floating MOSFET capacitors79US 6,920,311 B2Broadcom Corporation · 2005
- Adaptive radio transceiver with floating MOSFET capacitors76US 6,738,601 B1Broadcom Corporation · 2004