H02M 3/07
Using capacitors charged and discharged alternately by semiconductor devices with control electrode
Official title: using capacitors charged and discharged alternately by semiconductor devices with control electrode {, e.g. charge pumps}
H02M3/07 (Using capacitors charged and discharged alternately by semiconductor devices with control electrode) appears on 5,379 US grants and 5,263 published applications in this corpus.
Search patents in H02M- Granted patents
- 5,379
- Published applications
- 5,263
- Assignees
- 1,267
- Inventors
- 7,754
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 8 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 9 | 0 |
| 1981 | 15 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 11 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 13 | 0 |
| 1991 | 23 | 0 |
| 1992 | 19 | 0 |
| 1993 | 25 | 0 |
| 1994 | 19 | 0 |
| 1995 | 34 | 0 |
| 1996 | 52 | 0 |
| 1997 | 49 | 0 |
| 1998 | 72 | 0 |
| 1999 | 81 | 0 |
| 2000 | 85 | 0 |
| 2001 | 106 | 43 |
| 2002 | 119 | 118 |
| 2003 | 109 | 97 |
| 2004 | 119 | 104 |
| 2005 | 78 | 147 |
| 2006 | 106 | 137 |
| 2007 | 118 | 135 |
| 2008 | 103 | 177 |
| 2009 | 137 | 179 |
| 2010 | 127 | 148 |
| 2011 | 163 | 184 |
| 2012 | 134 | 147 |
| 2013 | 136 | 157 |
| 2014 | 156 | 161 |
| 2015 | 152 | 206 |
| 2016 | 227 | 224 |
| 2017 | 241 | 225 |
| 2018 | 252 | 220 |
| 2019 | 297 | 282 |
| 2020 | 366 | 367 |
| 2021 | 281 | 293 |
| 2022 | 282 | 287 |
| 2023 | 271 | 328 |
| 2024 | 251 | 317 |
| 2025 | 277 | 329 |
| 2026 | 200 | 251 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Configurable control for two-level and three-level buck converters6 Oct 2026US 12,756,291 B2Renesas Electronics America Inc.
- Power converter assembly with vertically arranged passive components6 Oct 2026US 12,756,302 B1Lotus Microsystems Aps
- Device and methods for digital switched capacitor DC-DC converters with reduced analog circuitry6 Oct 2026US 12,756,306 B2Microchip Technology Incorporated
- Charge pump with temporally-varying adiabaticity6 Oct 2026US RE51,055 E1pSemi Corporation
- Switched-capacitor network packaged with load6 Oct 2026US RE51,058 E1pSemi Corporation
- Charge pump circuit including output terminal-connected pre-charge circuit8 Oct 2026US 2026/0312491 A1GLOBALFOUNDRIES U. S. Inc.
- Hybrid switched capacitor converter8 Oct 2026US 2026/0312492 A1NVIDIA Corporation
- Resonant charge pump circuit8 Oct 2026US 2026/0312493 A1Qorvo US, Inc.
- Pre-charge circuit with differential inputs and outputs8 Oct 2026US 2026/0312494 A1Infineon Technologies AG
- Multi-level structures and methods for switched-mode power supplies8 Oct 2026US 2026/0312495 A1Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- DC-to-DC Voltage converter1,538US 4,451,743 ACitizen Watch Co., Ltd. · 1984
- Multi-stage switched capacitor DC-DC converter1,519US 6,834,001 B2Sanyo Electric Co., Ltd. · 2004
- Symmetrically and asymmetrically stacked transistor group RF switch378US 7,796,969 B2Peregrine Semiconductor Corporation · 2010
- Buck and boost switched capacitor gain stage with optional shared rest state259US 6,198,645 B1National Semiconductor Corporation · 2001
- Flash EEPROM array with negative gate voltage erase operation245US 5,077,691 AAdvanced Micro Devices, Inc. · 1991