H02P 13/00
Arrangements for controlling transformers, reactors or choke coils, for the purpose of
Official title: Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output
H02P13/00 (Arrangements for controlling transformers, reactors or choke coils, for the purpose of) appears on 180 US grants and 172 published applications in this corpus.
Search patents in H02P- Granted patents
- 180
- Published applications
- 172
- Assignees
- 129
- Inventors
- 397
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 1 |
| 2005 | 2 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 8 |
| 2009 | 1 | 0 |
| 2010 | 7 | 11 |
| 2011 | 6 | 9 |
| 2012 | 7 | 9 |
| 2013 | 10 | 22 |
| 2014 | 18 | 8 |
| 2015 | 4 | 11 |
| 2016 | 9 | 8 |
| 2017 | 9 | 7 |
| 2018 | 9 | 6 |
| 2019 | 8 | 10 |
| 2020 | 9 | 11 |
| 2021 | 10 | 11 |
| 2022 | 8 | 5 |
| 2023 | 7 | 7 |
| 2024 | 4 | 7 |
| 2025 | 3 | 7 |
| 2026 | 2 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H02P 13/06Arrangements for controlling transformers, reactors or choke coils, for the purpose of101
- H02P 13/10Arrangements for controlling transformers, reactors or choke coils, for the purpose of16
- H02P 13/12Arrangements for controlling transformers, reactors or choke coils, for the purpose of11
- H02P 13/08Arrangements for controlling transformers, reactors or choke coils, for the purpose of2
Recent patents
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- Transformer arrangement and method for voltage conversion including a transformer and a converter coupling27 May 2025US 12,316,235 B2Hitachi Energy Ltd
- Magnetically controllable choke coil having central connection8 Apr 2025US 12,272,490 B2Siemens Energy Global GmbH & Co. KG
- Method and system for controlling hybrid modular direct current transformer based on load-current feedforward30 Jul 2026US 2026/0221860 A1Shandong University
- Power Transfer Control Method in a Rotary Transformer23 Jul 2026US 2026/0213067 A1Irp Nexus Group Ltd.
- Dynamic power flow controller (dpfc) for regulating power flow in a power transmission line25 Jun 2026US 2026/0178063 A1
- Phase-change cooling systems with electromagnetically induced flow14 May 2026US 2026/0136498 A1Raytheon Company
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Most cited
By later US patents
- High power battery powered RF amplifier topology200US 10,159,524 B2Ethicon, Inc. · 2018
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- Method of manufacture of multi-layer wire structure152US 8,567,048 B2NuCurrent, Inc. · 2013
- Multi-layer-multi-turn structure for high efficiency inductors152US 8,680,960 B2NuCurrent, Inc. · 2014
- Method for operation of multi-layer-multi-turn high efficiency tunable inductors152US 8,698,591 B2NuCurrent, Inc. · 2014