H01G 7/00
Capacitors in which the capacitance is varied by non-mechanical means
Official title: Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
H01G7/00 (Capacitors in which the capacitance is varied by non-mechanical means) appears on 689 US grants and 620 published applications in this corpus.
Search patents in H01G- Granted patents
- 689
- Published applications
- 620
- Assignees
- 357
- Inventors
- 1,442
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 23 | 0 |
| 1977 | 11 | 0 |
| 1978 | 13 | 0 |
| 1979 | 8 | 0 |
| 1980 | 6 | 0 |
| 1981 | 12 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 11 | 0 |
| 1985 | 9 | 0 |
| 1986 | 9 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 1 |
| 2002 | 8 | 24 |
| 2003 | 5 | 8 |
| 2004 | 23 | 24 |
| 2005 | 17 | 20 |
| 2006 | 15 | 15 |
| 2007 | 14 | 23 |
| 2008 | 9 | 12 |
| 2009 | 7 | 24 |
| 2010 | 14 | 27 |
| 2011 | 16 | 39 |
| 2012 | 23 | 16 |
| 2013 | 19 | 32 |
| 2014 | 29 | 35 |
| 2015 | 28 | 22 |
| 2016 | 31 | 36 |
| 2017 | 30 | 36 |
| 2018 | 33 | 30 |
| 2019 | 33 | 42 |
| 2020 | 33 | 32 |
| 2021 | 30 | 30 |
| 2022 | 15 | 26 |
| 2023 | 21 | 11 |
| 2024 | 10 | 24 |
| 2025 | 16 | 21 |
| 2026 | 11 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Programmable chalcogenide capacitors8 Sep 2026US 12,731,737 B2Micron Technology, Inc.
- Piezoelectric film4 Aug 2026US 12,701,921 B2Daikin Industries, Ltd.
- Method for manufacturing vibration power generation device and vibration device21 Jul 2026US 12,689,312 B2Seiko Epson Corporation
- Variable capacitor array for RF impedance matching network14 Jul 2026US 12,683,125 B2ASM IP Holding B. V.
- Storage device14 Jul 2026US 12,684,788 B2Kioxia Corporation
- Low-noise tunable capacitor and method thereof10 Sep 2026US 2026/0269141 A1Realtek Semiconductor Corp.
- Electret20 Aug 2026US 2026/0245806 A1Denso Corporation
- Devices and Methods for Energy Harvesting from Air Humidity6 Aug 2026US 2026/0230008 A1University of Massachusetts
- Electrets for power electronic applications30 Apr 2026US 2026/0120959 A1
- Methods and Apparatuses for Use in Tuning Reactance in a Circuit Device19 Mar 2026US 2026/0081595 A1pSemi Corporation
Most cited
By later US patents
- Molecule-based microelectronic devices444US 4,721,601 AMassachusetts Institute of Technology · 1988
- Microelectrochemical devices413US 4,717,673 AMassachusetts Institute of Technology · 1988
- Melt-blown fibrous electrets387US 4,215,682 AMinnesota Mining and Manufacturing Company · 1980
- System and method for dual-band antenna matching340US 7,180,467 B2Kyocera Wireless Corp. · 2007
- Molecule-based microelectronic devices301US 5,034,192 AMassachusetts Institute of Technology · 1991