H01G 5/04
Capacitors in which the capacitance is varied by mechanical means: using variation
Official title: using variation of effective area of electrode
H01G5/04 (Capacitors in which the capacitance is varied by mechanical means: using variation) appears on 189 US grants and 117 published applications in this corpus.
Search patents in H01G- Granted patents
- 189
- Published applications
- 117
- Assignees
- 103
- Inventors
- 326
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 4 |
| 2002 | 5 | 2 |
| 2003 | 4 | 0 |
| 2004 | 1 | 8 |
| 2005 | 7 | 7 |
| 2006 | 9 | 6 |
| 2007 | 3 | 1 |
| 2008 | 4 | 6 |
| 2009 | 2 | 3 |
| 2010 | 0 | 5 |
| 2011 | 5 | 4 |
| 2012 | 5 | 1 |
| 2013 | 2 | 11 |
| 2014 | 7 | 5 |
| 2015 | 7 | 8 |
| 2016 | 10 | 11 |
| 2017 | 8 | 7 |
| 2018 | 5 | 3 |
| 2019 | 5 | 0 |
| 2020 | 1 | 6 |
| 2021 | 5 | 4 |
| 2022 | 1 | 3 |
| 2023 | 5 | 2 |
| 2024 | 5 | 3 |
| 2025 | 4 | 6 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vacuum capacitor4 Aug 2026US 12,700,548 B2Meidensha Corporation
- Adjustable capacitor and electronic apparatus30 Jun 2026US 12,671,037 B2Boe Technology Group Co., Ltd.
- Vacuum variable capacitor having a vacuum sealed enclosure and a mechanical drive system17 Mar 2026US 12,580,133 B2Comet AG
- Reverse force mechanism14 Oct 2025US 12,442,427 B2Meidensha Corporation
- Vacuum capacitor9 Sep 2025US 12,412,706 B2Meidensha Corporation
- Radio frequency power detection device and system21 May 2026US 2026/0140153 A1Shenzhen Rspower Technology Co., Ltd.
- Capacitive rocker potentiometer9 Oct 2025US 2025/0316423 A1Guangdong Jinfu Intelligent Technology Co., Ltd
- Vacuum capacitor28 Aug 2025US 2025/0273404 A1Meidensha Corporation
- Reverse force mechanism21 Aug 2025US 2025/0264143 A1Meidensha Corporation
- Vacuum capacitor14 Aug 2025US 2025/0259798 A1Meidensha Corporation
Most cited
By later US patents
- Electrostatic video display drive circuitry and displays incorporating same177US 6,057,814 ADisplay Science, Inc. · 2000
- Q-controlled microresonators and tunable electronic filters using such resonators155US 5,491,604 AThe Regents of the University of California · 1996
- Q-controlled microresonators and tunable electronic filters using such resonators102US 6,236,281 B1The Regents of the University of California · 2001
- Electromagnetic-wave modulating, movable electrode, capacitor elements99US 5,519,565 A1996
- Q-controlled microresonators and tunable electric filters using such resonators83US 5,955,932 AThe Regents of the University of California · 1999