H02M 7/483
Converters with outputs that each can have more than two voltages levels
H02M7/483 (Converters with outputs that each can have more than two voltages levels) appears on 3,254 US grants and 3,796 published applications in this corpus.
Search patents in H02M- Granted patents
- 3,254
- Published applications
- 3,796
- Assignees
- 904
- Inventors
- 5,515
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 6 | 0 |
| 1985 | 0 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 6 | 0 |
| 1991 | 13 | 0 |
| 1992 | 9 | 0 |
| 1993 | 11 | 0 |
| 1994 | 18 | 0 |
| 1995 | 16 | 0 |
| 1996 | 23 | 0 |
| 1997 | 17 | 0 |
| 1998 | 17 | 0 |
| 1999 | 27 | 0 |
| 2000 | 16 | 0 |
| 2001 | 21 | 4 |
| 2002 | 15 | 8 |
| 2003 | 15 | 15 |
| 2004 | 13 | 24 |
| 2005 | 14 | 14 |
| 2006 | 18 | 29 |
| 2007 | 14 | 34 |
| 2008 | 18 | 44 |
| 2009 | 30 | 47 |
| 2010 | 28 | 58 |
| 2011 | 39 | 100 |
| 2012 | 57 | 95 |
| 2013 | 93 | 160 |
| 2014 | 101 | 204 |
| 2015 | 139 | 198 |
| 2016 | 175 | 220 |
| 2017 | 235 | 196 |
| 2018 | 221 | 210 |
| 2019 | 218 | 201 |
| 2020 | 230 | 248 |
| 2021 | 213 | 257 |
| 2022 | 224 | 255 |
| 2023 | 210 | 337 |
| 2024 | 253 | 291 |
| 2025 | 269 | 304 |
| 2026 | 165 | 243 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H02M 7/487Neutral point clamped inverters1,191
- H02M 7/4835Comprising two or more cells, each including a switchable capacitor, the capacitors1,020
- H02M 7/49Combination of the output voltage waveforms of a plurality of converters845
- H02M 7/4837Flying capacitor converters545
- H02M 7/4833Capacitor voltage balancing326
Recent patents
- Wireless charging receiver and wireless charging system with reduced audible noise6 Oct 2026US 12,756,231 B2Samsung Electronics Co., Ltd.
- Configurable control for two-level and three-level buck converters6 Oct 2026US 12,756,291 B2Renesas Electronics America Inc.
- Power conversion device6 Oct 2026US 12,756,296 B2Mitsubishi Electric Corporation
- Direct control method and system for internal potential of bridge arm of new energy grid-tied inverter6 Oct 2026US 12,756,331 B2Southeast University
- Grid connected converter device29 Sep 2026US 12,749,989 B2Eleappower Ltd.
- Method and computer program for detecting a short-circuit in a power converter, controller for controlling a power converter, and computer-readable medium8 Oct 2026US 2026/0309803 A1
- Motor control device, electric power steering device, and vehicle8 Oct 2026US 2026/0312486 A1Mitsubishi Electric Mobility Corporation
- Multi-level structures and methods for switched-mode power supplies8 Oct 2026US 2026/0312495 A1Murata Manufacturing Co., Ltd.
- Power conversion device1 Oct 2026US 2026/0302938 A1MetaPWR Electronics Co., Ltd.
- Power conversion device1 Oct 2026US 2026/0302939 A1MetaPWR Electronics Co., Ltd.
Most cited
By later US patents
- Transformerless static voltage inverter for battery systems300US 7,046,531 B2Squirrel Holdings Ltd. · 2006
- Multiphase power supply with plural series connected cells and failed cell bypass268US 5,986,909 ARobicon Corporation · 1999
- Power line linking apparatus for linking a power generator to a commercial power line267US 5,548,504 ACanon Kabushiki Kaisha · 1996
- Solar inverter and control method223US 8,184,460 B2General Electric Company · 2012
- Scheme for operation of step wave power converter219US 7,808,125 B1Sustainable Energy Technologies, Inc. · 2010