H02M 3/1582
Buck-boost converters
Official title: {Buck-boost converters (H02M3/1584 takes precedence)}
H02M3/1582 (Buck-boost converters) appears on 2,206 US grants and 2,535 published applications in this corpus.
Search patents in H02M- Granted patents
- 2,206
- Published applications
- 2,535
- Assignees
- 878
- Inventors
- 4,396
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 3 |
| 2002 | 10 | 10 |
| 2003 | 9 | 13 |
| 2004 | 19 | 23 |
| 2005 | 16 | 20 |
| 2006 | 15 | 29 |
| 2007 | 24 | 22 |
| 2008 | 19 | 39 |
| 2009 | 29 | 74 |
| 2010 | 37 | 67 |
| 2011 | 49 | 52 |
| 2012 | 65 | 78 |
| 2013 | 56 | 76 |
| 2014 | 52 | 97 |
| 2015 | 102 | 111 |
| 2016 | 91 | 107 |
| 2017 | 140 | 99 |
| 2018 | 122 | 128 |
| 2019 | 166 | 180 |
| 2020 | 191 | 195 |
| 2021 | 120 | 173 |
| 2022 | 167 | 192 |
| 2023 | 179 | 277 |
| 2024 | 165 | 189 |
| 2025 | 187 | 166 |
| 2026 | 103 | 115 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Buck-boost converter reducing inductor current6 Oct 2026US 12,756,315 B2Silicon-Magic Semiconductor Technology (Hangzhou) Co., Ltd.
- Systems and methods for integrated multi-mode power management for uplink carrier aggregated transmitter6 Oct 2026US 12,756,316 B2Skyworks Solutions, Inc.
- Low-power mode for multi-level converter29 Sep 2026US 12,749,963 B2Cirrus Logic, Inc.
- DC-to-DC converter and configurable output magnitude and polarity29 Sep 2026US 12,749,974 B2Hamilton Sundstrand Corporation
- Method for controlling a non-inverting buck boost DC-DC converter and corresponding converter29 Sep 2026US 12,749,977 B2STMicroelectronics International N. V.
- Multisource hybrid energy storage system for electric vehicles8 Oct 2026US 2026/0307512 A1King Fahd University of Petroleum and Minerals
- Single-ended driver and bidirectional overcurrent protection for a thermoelectric cooler8 Oct 2026US 2026/0312480 A1
- Switching mode power supply with reduced bulk capacitance1 Oct 2026US 2026/0299662 A1Monolithic Power Systems, Inc.
- Dc bus power slew rate control using energy storage device1 Oct 2026US 2026/0302821 A1AMD Design, LLC
- Power Conversion Device and Control Method Thereof1 Oct 2026US 2026/0302952 A1PowerX Semiconductor Corporation
Most cited
By later US patents
- Control circuit and method for maintaining high efficiency in a buck-boost switching regulator462US 6,166,527 ALinear Technology Corporation · 2000
- Buck-boost DC-DC switching power conversion412US 6,788,033 B2VLT, Inc. · 2004
- Method for distributed power harvesting using DC power sources338US 8,013,472 B2Solaredge, Ltd. · 2011
- Autonomous solid state lighting system321US 6,768,047 B2Koninklijke Philips Electronics N. V. · 2004
- Controller for two-switch buck-boost converter298US 5,402,060 AToko America, Inc. · 1995