H02M 7/72
Using discharge tubes with control electrode or semiconductor devices with control electrode
Official title: using discharge tubes with control electrode or semiconductor devices with control electrode
H02M7/72 (Using discharge tubes with control electrode or semiconductor devices with control electrode) appears on 1,050 US grants and 1,206 published applications in this corpus.
Search patents in H02M- Granted patents
- 1,050
- Published applications
- 1,206
- Assignees
- 535
- Inventors
- 2,555
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 9 | 0 |
| 1986 | 7 | 0 |
| 1987 | 17 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 9 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 4 |
| 2003 | 3 | 7 |
| 2004 | 5 | 6 |
| 2005 | 5 | 7 |
| 2006 | 4 | 8 |
| 2007 | 5 | 16 |
| 2008 | 7 | 16 |
| 2009 | 8 | 11 |
| 2010 | 9 | 26 |
| 2011 | 13 | 21 |
| 2012 | 23 | 35 |
| 2013 | 25 | 58 |
| 2014 | 32 | 54 |
| 2015 | 43 | 66 |
| 2016 | 66 | 64 |
| 2017 | 65 | 49 |
| 2018 | 57 | 86 |
| 2019 | 79 | 81 |
| 2020 | 73 | 68 |
| 2021 | 55 | 74 |
| 2022 | 66 | 87 |
| 2023 | 57 | 102 |
| 2024 | 83 | 89 |
| 2025 | 80 | 74 |
| 2026 | 41 | 96 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power conversion device comprising three-level inverter and balance circuit and control method thereof15 Sep 2026US 12,738,863 B2Delta Electronics (Shanghai) Co., Ltd.
- Bi-directional split-phase inverter circuit and bi-directional split-phase inverter15 Sep 2026US 12,738,867 B2Huizhou Roypow Technology Co., Ltd
- Power converter, energy storage system, and control method1 Sep 2026US 12,726,137 B2Huawei Digital Power Technologies Co., Ltd.
- Isolation transformer and power converter25 Aug 2026US 12,718,981 B2Huawei Technologies Co., Ltd.
- Power supply system for an aircraft actuator25 Aug 2026US 12,719,269 B2Safran Electronics & Defense
- Method of discharging a high-power component, power electronics arrangement according to this method, and motor vehicle with a power electronics arrangement8 Oct 2026US 2026/0312487 A1
- Energy storage system1 Oct 2026US 2026/0302787 A1Huawei Technologies Co., Ltd.
- Power conversion device1 Oct 2026US 2026/0302920 A1Nissan Motor Co., Ltd.
- Bidirectional power supply device1 Oct 2026US 2026/0302926 A1Kabushiki Kaisha Toyota Jidoshokki
- Systems and methods for power conversion with lc filter having an inductor with board-embedded winding1 Oct 2026US 2026/0302969 A1The Trustees of Columbia University in the City of New York
Most cited
By later US patents
- Power supply control for power generator234US 7,880,334 B2Ceres Intellectual Property Company Limited · 2011
- System interconnection electric power generator and control method therefor203US 6,809,942 B2Sanyo Electric Co., Ltd. · 2004
- Bidirectional DC/AC inverter193US 7,450,401 B2Kabushiki Kaisha Toyota Jidoshokki · 2008
- Power converter system190US 6,940,735 B2Ballard Power Systems Inc. · 2005
- Synchronous and bi-directional variable frequency power conversion systems169US 6,850,426 B2Honeywell International Inc. · 2005