H02M 3/005
Conversion of dc power input into dc power output: using cuk converters
Official title: {using Cuk converters}
H02M3/005 (Conversion of dc power input into dc power output: using cuk converters) appears on 133 US grants and 109 published applications in this corpus.
Search patents in H02M- Granted patents
- 133
- Published applications
- 109
- Assignees
- 98
- Inventors
- 211
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 3 |
| 2003 | 3 | 1 |
| 2004 | 3 | 1 |
| 2005 | 0 | 4 |
| 2006 | 4 | 6 |
| 2007 | 4 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 4 |
| 2010 | 3 | 4 |
| 2011 | 5 | 2 |
| 2012 | 2 | 7 |
| 2013 | 5 | 4 |
| 2014 | 4 | 6 |
| 2015 | 5 | 5 |
| 2016 | 5 | 6 |
| 2017 | 8 | 9 |
| 2018 | 11 | 6 |
| 2019 | 6 | 3 |
| 2020 | 4 | 3 |
| 2021 | 2 | 7 |
| 2022 | 4 | 4 |
| 2023 | 6 | 8 |
| 2024 | 5 | 3 |
| 2025 | 5 | 2 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- DC-to-DC converter and configurable output magnitude and polarity29 Sep 2026US 12,749,974 B2Hamilton Sundstrand Corporation
- Zeta-based AC link universal power converter25 Aug 2026US 12,719,383 B2Northeastern University
- Single-stage bidirectional DC converter and single-phase user-side energy storage inverter based on single-stage bidirectional DC converter11 Aug 2026US 12,706,460 B2Shenzhen Gospell Digital Technology Co., Ltd
- Multi-level structures and methods for switched-mode power supplies14 Jul 2026US 12,683,491 B2Murata Manufacturing Co., Ltd.
- Half-bridge converter comprising a bootstrap circuit to provide a negative turn-off voltage23 Dec 2025US 12,506,396 B2Etel S.A.
- Multi-level structures and methods for switched-mode power supplies8 Oct 2026US 2026/0312495 A1Murata Manufacturing Co., Ltd.
- Ac to dc power conversion method and system10 Sep 2026US 2026/0269739 A1The Queen's University of Belfast
- Single-stage bidirectional dc converter and single-phase user-side energy storage inverter based on single-stage bidirectional dc converter16 Jul 2026US 2026/0204910 A1Shenzhen Gospell Digital Technology Co., Ltd
- Bidirectional converter16 Jul 2026US 2026/0205021 A1Shenzhen Gospell Digital Technology Co., Ltd
- Uninterruptible power supply device9 Jul 2026US 2026/0196864 A1TMEIC Corporation
Most cited
By later US patents
- DC-to-DC switching converter with zero input and output current ripple and integrated magnetics circuits328US 4,257,087 ACalifornia Institute of Technology · 1981
- Power electronic circuits with all terminal currents non-pulsating247US 6,304,065 B1Technical Witts, Inc. · 2001
- Synthesis methods for enhancing electromagnetic compatibility and AC performance of power conversion circuits224US 6,507,176 B2Technical Witts, Inc. · 2003
- DC to DC transformer-based converter with push pull electronic switching192US 5,777,858 AAdvanced Power Conversion Ltd. · 1998
- Push-pull DC-DC converter with transformer having multiple primary and secondary windings with diodes connected between them with MOSFET switching190US 5,886,882 AAdvanced Power Conversion Ltd. · 1999