H02M 5/14
For conversion between circuits of different phase number
Official title: for conversion between circuits of different phase number
H02M5/14 (For conversion between circuits of different phase number) appears on 139 US grants and 133 published applications in this corpus.
Search patents in H02M- Granted patents
- 139
- Published applications
- 133
- Assignees
- 115
- Inventors
- 342
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 1 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 1 | 2 |
| 2009 | 2 | 5 |
| 2010 | 4 | 8 |
| 2011 | 4 | 4 |
| 2012 | 5 | 0 |
| 2013 | 2 | 5 |
| 2014 | 2 | 9 |
| 2015 | 5 | 4 |
| 2016 | 7 | 6 |
| 2017 | 4 | 5 |
| 2018 | 11 | 3 |
| 2019 | 5 | 7 |
| 2020 | 6 | 11 |
| 2021 | 7 | 13 |
| 2022 | 9 | 13 |
| 2023 | 5 | 7 |
| 2024 | 5 | 11 |
| 2025 | 5 | 6 |
| 2026 | 9 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- 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
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- Photovoltaic system having master and slave converters and control method of the same7 Apr 2026US 12,597,845 B2Sungrow Power Supply Co., Ltd.
- Photovoltaic system and circulating current suppression method7 Apr 2026US 12,597,850 B2Huawei Digital Power Technologies Co., Ltd.
- An electric power system for supplying electric energy to a vessel13 Aug 2026US 2026/0238019 A1Danfoss A/S
- Modular power converter for series connected batteries23 Jul 2026US 2026/0213644 A1Hanwha Solutions Corporation
- MODULAR POWER CONVERTER with modulator connector FOR SERIES CONNECTED BATTERIES23 Jul 2026US 2026/0213677 A1Hanwha Solutions Corporation
- Battery emulator and operating method thereof2 Jul 2026US 2026/0189135 A1Phoenixon Controls Inc.
- Power conversion device11 Jun 2026US 2026/0164625 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Variable speed refrigeration compressor68US 4,563,624 ACopeland Corporation · 1986
- Series resonance charge transfer regulation method and apparatus55US 4,523,269 AReliance Electric Company · 1985
- Modular multi-pulse transformer rectifier for use in symmetric multi-level power converter55US 8,279,640 B2TECO-Westinghouse Motor Company · 2012
- Autotransformer51US 5,619,407 ARobicon Corporation · 1997
- A.C. supply converter47US 4,590,548 ATexas Instruments Incorporated · 1986