H02M 3/33523
With galvanic isolation between input and output of both the power stage
Official title: {with galvanic isolation between input and output of both the power stage and the feedback loop}
H02M3/33523 (With galvanic isolation between input and output of both the power stage) appears on 2,740 US grants and 2,765 published applications in this corpus.
Search patents in H02M- Granted patents
- 2,740
- Published applications
- 2,765
- Assignees
- 764
- Inventors
- 3,469
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 8 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 14 | 0 |
| 1988 | 12 | 0 |
| 1989 | 9 | 0 |
| 1990 | 9 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 8 | 0 |
| 1997 | 12 | 0 |
| 1998 | 15 | 0 |
| 1999 | 26 | 0 |
| 2000 | 27 | 0 |
| 2001 | 24 | 2 |
| 2002 | 21 | 23 |
| 2003 | 21 | 19 |
| 2004 | 20 | 31 |
| 2005 | 24 | 38 |
| 2006 | 31 | 44 |
| 2007 | 29 | 51 |
| 2008 | 38 | 73 |
| 2009 | 50 | 60 |
| 2010 | 60 | 82 |
| 2011 | 57 | 84 |
| 2012 | 76 | 105 |
| 2013 | 85 | 112 |
| 2014 | 95 | 188 |
| 2015 | 147 | 155 |
| 2016 | 172 | 161 |
| 2017 | 161 | 139 |
| 2018 | 208 | 213 |
| 2019 | 229 | 175 |
| 2020 | 207 | 192 |
| 2021 | 161 | 154 |
| 2022 | 141 | 142 |
| 2023 | 133 | 149 |
| 2024 | 124 | 192 |
| 2025 | 149 | 119 |
| 2026 | 87 | 62 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power supply apparatus6 Oct 2026US 12,756,294 B2Delta Electronics, Inc.
- Synchronous rectification chip pin multiplexing technology29 Sep 2026US 12,749,962 B2Diodes Incorporated
- Isolated power supply, control circuit and method thereof29 Sep 2026US 12,749,986 B2Shanghai Bright Power Semiconductor Co., Ltd.
- Systems and methods for active discharge for inverter for electric vehicle22 Sep 2026US 12,745,369 B2BorgWarner US Technologies LLC
- Method for implementing a full input source power input control function on multiple power inputs to a single LLC converter in a distribution system15 Sep 2026US 12,738,835 B2Hamilton Sundstrand Corporation
- Switch-mode power converters with demagnetization detection and methods thereof8 Oct 2026US 2026/0312501 A1On-Bright Integrations Co., Ltd.
- Circuits and methods for operation of asymmetric half-bridge flyback converter with zvs windings1 Oct 2026US 2026/0302911 A1Navitas Semiconductor Limited
- Circuit arrangement for a component operated in the high-voltage range in a motor vehicle, component, and method for operating the component24 Sep 2026US 2026/0291393 A1
- Switching Power Supply and Control Method Thereof3 Sep 2026US 2026/0261210 A1Bcd Shanghai Micro-Electronics Company Limited
- Isolated power chip and power conversion device20 Aug 2026US 2026/0246299 A1Huawei Digital Power Technologies Co., Ltd.
Most cited
By later US patents
- Contactless battery charger with wireless control link546US 6,184,651 B2Motorola, Inc. · 2001
- Adaptive inductive power supply393US 7,212,414 B2Access Business Group International LLC · 2007
- Power adapter for a remote device341US 7,518,267 B2Access Business Group International LLC · 2009
- Adaptive inductive power supply with communication296US 8,116,681 B2Access Business Group International LLC · 2012
- Adaptive inductive power supply286US 7,639,514 B2Access Business Group International LLC · 2009