H02M 5/10
Using transformers
Official title: using transformers
H02M5/10 (Using transformers) appears on 401 US grants and 443 published applications in this corpus.
Search patents in H02M- Granted patents
- 401
- Published applications
- 443
- Assignees
- 308
- Inventors
- 1,027
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 9 | 1 |
| 2002 | 2 | 1 |
| 2003 | 3 | 5 |
| 2004 | 4 | 4 |
| 2005 | 2 | 3 |
| 2006 | 3 | 5 |
| 2007 | 4 | 4 |
| 2008 | 4 | 8 |
| 2009 | 6 | 8 |
| 2010 | 9 | 14 |
| 2011 | 6 | 12 |
| 2012 | 9 | 9 |
| 2013 | 12 | 17 |
| 2014 | 8 | 24 |
| 2015 | 11 | 20 |
| 2016 | 16 | 25 |
| 2017 | 26 | 27 |
| 2018 | 28 | 17 |
| 2019 | 24 | 32 |
| 2020 | 26 | 32 |
| 2021 | 23 | 37 |
| 2022 | 26 | 33 |
| 2023 | 25 | 28 |
| 2024 | 15 | 26 |
| 2025 | 24 | 26 |
| 2026 | 18 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Radiation hardened active power transformer29 Sep 2026US 12,749,617 B2Rockwell Collins, Inc.
- Isolation transformer and power converter25 Aug 2026US 12,718,981 B2Huawei Technologies Co., Ltd.
- Base station power converter suitable for single-phase power sources16 Jun 2026US 12,658,710 B1One Three Energy, Inc.
- Method for providing thermal protection to a pre-charge unit and electric power conversion system for executing the method19 May 2026US 12,633,735 B2Danfoss Power Electronics A/S
- Invariable-change-component-based power converter19 May 2026US 12,633,838 B2Electric Hydrogen Co.
- Universal power input front end for an energy storage control cabinet8 Oct 2026US 2026/0312506 A1GE Vernova Infrastructure Technology LLC
- Voltage amplitude and phase adjustment apparatus and method, and computer device and storage medium27 Aug 2026US 2026/0254344 A1
- An electric power system for supplying electric energy to a vessel13 Aug 2026US 2026/0238019 A1Danfoss A/S
- Method for operating an electrolysis system, related controller, power supply and electrolyzer system23 Jul 2026US 2026/0209964 A1Siemens Energy Global GmbH & Co. KG
- Controllable rectifier arrangement for hydrogen electrolysis23 Jul 2026US 2026/0213641 A1Andritz Inc.
Most cited
By later US patents
- Planar transformer power supply266US 7,502,234 B2Aaron Medical Industries, Inc. · 2009
- High power battery powered RF amplifier topology200US 10,159,524 B2Ethicon, Inc. · 2018
- Transformer providing two multiple phase outputs out of phase with each other, and pumping system using the same91US 5,130,628 ASouthwest Electric Company · 1992
- High voltage, high efficiency sine wave generator with pre-set frequency and adjustable amplitude82US 9,910,453 B2Novocure GmbH · 2018
- Universal adapter77US 5,159,545 A1992