H01F 27/345
Using auxiliary conductors
Official title: {using auxiliary conductors}
H01F27/345 (Using auxiliary conductors) appears on 26 US grants and 23 published applications in this corpus.
Search patents in H01F- Granted patents
- 26
- Published applications
- 23
- Assignees
- 21
- Inventors
- 52
- Latest grant
- 3 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 3 |
| 2005 | 0 | 1 |
| 2006 | 4 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 4 |
| 2009 | 2 | 1 |
| 2010 | 2 | 1 |
| 2011 | 2 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 3 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Inductor arrangements3 Sep 2024US 12,080,475 B2Socionext Inc.
- Planar transformer including y-capacitor23 Jul 2024US 12,046,406 B2Solum Co., Ltd.
- Electric field grading protection design surrounding a galvanic or capacitive isolator24 Oct 2023US 11,798,741 B2Analog Devices International Unlimited Company
- Electric field grading protection design surrounding a galvanic or capacitive isolator18 Oct 2022US 11,476,045 B2Analog Devices International Unlimited Company
- Device and method for reducing a magnetic unidirectional flux component in the core of a three-phase transformer21 May 2019US 10,297,383 B2Siemens Aktiengesellschaft
- Electric field grading protection design surrounding a galvanic or capacitive isolator16 Mar 2023US 2023/0083839 A1Analog Devices International Unlimited Company
- Electric field grading protection design surrounding a galvanic or capacitive isolator2 Dec 2021US 2021/0375542 A1Analog Devices International Unlimited Company
- Planar transformer including y-capacitor21 Oct 2021US 2021/0327638 A1Solum Co., Ltd.
- Inductor arrangements24 Jun 2021US 2021/0193378 A1Socionext Inc.
- Device and Method for Reducing a Magnetic Unidirectional Flux Component in the Core of a Three-Phase Transformer15 Jun 2017US 2017/0169937 A1Siemens Aktiengesellschaft
Most cited
By later US patents
- Planar transformer arrangement29US 7,414,507 B2International Rectifier Corporation · 2008
- Method and equipment for the protection of power systems against geomagnetically induced currents17US 7,489,485 B2Forskarpatent I Syd AB · 2009
- Planar transformer arrangement14US 7,042,325 B2International Rectifier Corporation · 2006
- Arrangement at a conductor on high voltage potential12US 6,140,588 AAsea Brown Boveri AG · 2000
- Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components without requiring additional windings10US 7,768,369 B2Power Integrations, Inc. · 2010