H02M 7/5152
With separate extinguishing means
Official title: {with separate extinguishing means}
H02M7/5152 (With separate extinguishing means) appears on 81 US grants and 12 published applications in this corpus.
Search patents in H02M- Granted patents
- 81
- Published applications
- 12
- Assignees
- 44
- Inventors
- 125
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 7 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 2 | 3 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Solar inverter with multiple dynamic current sources30 Jun 2026US 12,671,347 B2North Carolina State University
- Modular multilevel power converter in which electronic components of the converter are arranged on different vehicles29 Jun 2021US 11,050,357 B2Siemens Aktiengesellschaft
- High power grid system with thyristor controls1 Dec 2020US 10,855,200 B2The University of Birmingham
- Elimination of commutation failure by hybrid HVDC system28 May 2019US 10,305,370 B2The University of Birmingham
- Auxiliary commutated silicon-controlled rectifier circuit methods and systems16 Oct 2018US 10,103,729 B2Rockwell Automation Technologies, Inc.
- Solar Inverter With Multiple Dynamic Current Sources15 Aug 2024US 2024/0275305 A1North Carolina State University
- Modular multilevel power converter27 Feb 2020US 2020/0067421 A1Siemens Aktiengesellschaft
- High Power Grid System with Thyristor Controls13 Feb 2020US 2020/0052611 A1The University of Birmingham
- Elimination of commutation failure by hybrid hvdc system7 Jun 2018US 2018/0159421 A1The University of Birmingham
- Auxiliary commutated silicon-controlled rectifier circuit methods and systems29 Mar 2018US 2018/0091137 A1Rockwell Automation Technologies, Inc.
Most cited
By later US patents
- Inverters having a transformer-coupled commutating circuit229US 4,060,757 AGeneral Electric Company · 1977
- Inverter for interfacing advanced energy sources to a utility grid91US 4,445,049 AGeneral Electric Company · 1984
- Method for controlling a power converter using an auxiliary resonant commutation circuit61US 5,047,913 AGeneral Electric Company · 1991
- Commutation circuit for load-commutated inverter induction motor drives46US 4,847,747 AWestinghouse Electric Corp. · 1989
- Two-level temperature control for induction heating33US 4,032,740 AIllinois Tool Works Inc. · 1977