H02M 1/4233
Using a bridge converter comprising active switches
Official title: {using a bridge converter comprising active switches}
H02M1/4233 (Using a bridge converter comprising active switches) appears on 539 US grants and 751 published applications in this corpus.
Search patents in H02M- Granted patents
- 539
- Published applications
- 751
- Assignees
- 335
- Inventors
- 1,390
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 4 |
| 2003 | 5 | 1 |
| 2004 | 1 | 3 |
| 2005 | 0 | 2 |
| 2006 | 3 | 7 |
| 2007 | 0 | 3 |
| 2008 | 3 | 3 |
| 2009 | 3 | 8 |
| 2010 | 5 | 3 |
| 2011 | 4 | 13 |
| 2012 | 1 | 7 |
| 2013 | 10 | 18 |
| 2014 | 9 | 11 |
| 2015 | 15 | 13 |
| 2016 | 8 | 15 |
| 2017 | 30 | 14 |
| 2018 | 21 | 17 |
| 2019 | 31 | 36 |
| 2020 | 33 | 40 |
| 2021 | 29 | 58 |
| 2022 | 46 | 85 |
| 2023 | 60 | 86 |
| 2024 | 66 | 111 |
| 2025 | 87 | 106 |
| 2026 | 42 | 85 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Circular current suppression method, switch control device, and power conversion system15 Sep 2026US 12,738,834 B2Delta Electronics, Inc.
- High efficiency power distribution unit for a medical imaging system8 Sep 2026US 12,727,834 B2GE Precision Healthcare LLC
- Adaptive power control for two-stage AC/DC or DC/DC isolated power converters1 Sep 2026US 12,726,131 B2Hong Kong Applied Science and Technology Research Institue Company Limited
- Power converter, energy storage system, and control method1 Sep 2026US 12,726,137 B2Huawei Digital Power Technologies Co., Ltd.
- Impedance monitoring of a modular electrolysis system25 Aug 2026US 12,716,141 B2Ohmium International, Inc.
- Flexible powering architectures1 Oct 2026US 2026/0302827 A1Alpha Technologies Inc.
- Bidirectional power supply device1 Oct 2026US 2026/0302926 A1Kabushiki Kaisha Toyota Jidoshokki
- Scalable power circuit system and control method therefor3 Sep 2026US 2026/0261192 A1Shenzhen Contemporary E-Energy Technology Co., Limited
- Fast dc link voltage control of grid-connected converters maintaining low total harmonic distortion3 Sep 2026US 2026/0261202 A1B. G. Negev Technologies and Applications Ltd., At Ben-Gurion University
- Current compensator for limiting overcurrent in power converters27 Aug 2026US 2026/0254250 A1BorgWarner Inc.
Most cited
By later US patents
- AC/DC unity power-factor DC power supply for operating an electric motor90US 5,471,125 ADanfoss A/S · 1995
- AC-DC Converter having an improved power factor69US 4,412,277 ARockwell International Corporation · 1983
- Systems and methods for improved motor drive power factor control69US 7,495,410 B2Rockwell Automation Technologies, Inc. · 2009
- Motor drive using flux adjustment to control power factor65US 7,683,568 B2Rockwell Automation Technologies, Inc. · 2010
- Switch-mode AC-to-DC converter63US 5,233,509 AInternational Business Machines Corporation · 1993