H02M 3/33515
With digital control
Official title: {with digital control}
H02M3/33515 (With digital control) appears on 876 US grants and 894 published applications in this corpus.
Search patents in H02M- Granted patents
- 876
- Published applications
- 894
- Assignees
- 330
- Inventors
- 1,280
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 4 |
| 2003 | 4 | 6 |
| 2004 | 5 | 13 |
| 2005 | 10 | 7 |
| 2006 | 9 | 26 |
| 2007 | 8 | 26 |
| 2008 | 20 | 26 |
| 2009 | 28 | 15 |
| 2010 | 19 | 30 |
| 2011 | 20 | 23 |
| 2012 | 18 | 27 |
| 2013 | 25 | 37 |
| 2014 | 30 | 63 |
| 2015 | 39 | 56 |
| 2016 | 80 | 62 |
| 2017 | 54 | 58 |
| 2018 | 75 | 88 |
| 2019 | 97 | 62 |
| 2020 | 74 | 55 |
| 2021 | 48 | 39 |
| 2022 | 37 | 37 |
| 2023 | 47 | 39 |
| 2024 | 24 | 43 |
| 2025 | 36 | 26 |
| 2026 | 25 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Voltage balancing in half-bridge voltage converter6 Oct 2026US 12,756,320 B2Texas Instruments Incorporated
- Trapezoidal current control in electronic transformers29 Sep 2026US 12,749,982 B2Virginia Tech Intellectual Properties, Inc.
- Multi-converter power supply25 Aug 2026US 12,719,373 B2Chengdu Monolithic Power Systems Co., Ltd.
- Gate driver circuit25 Aug 2026US 12,719,375 B2NXP USA, Inc.
- Controller of an auxiliary switch used in a flyback circuit and control method thereof18 Aug 2026US 12,712,458 B2Hangzhou MPS Semiconductor Technology Ltd.
- Switch-mode power converters with demagnetization detection and methods thereof8 Oct 2026US 2026/0312501 A1On-Bright Integrations Co., Ltd.
- Semiconductor device, isolated dc-dc converter, ac-dc converter and vehicle1 Oct 2026US 2026/0302923 A1Rohm Co., Ltd.
- Power converting device13 Aug 2026US 2026/0238132 A1Lite-On Technology Corporation
- Power Supply Device6 Aug 2026US 2026/0227461 A1Mitsubishi Electric Corporation
- Method and system for controlling hybrid modular direct current transformer based on load-current feedforward30 Jul 2026US 2026/0221860 A1Shandong University
Most cited
By later US patents
- Method and system for communicating filter compensation coefficients for a digital power control system1,193US 7,249,267 B2Power-One, Inc. · 2007
- Systems to connect multiple direct current energy sources to an alternating current system243US 8,058,747 B2Tigo Energy, Inc. · 2011
- Method of driving a power converter by using a power pulse and a sense pulse231US 6,894,911 B2iWatt Inc. · 2005
- Methods and systems for controlling electrical power to DC loads215US 8,604,709 B2LSI Industries, Inc. · 2013
- Integrated circuits and power supplies204US 8,077,437 B2Enecsys Limited · 2011