H02M 7/5236
In a series push-pull arrangement
Official title: {in a series push-pull arrangement}
H02M7/5236 (In a series push-pull arrangement) appears on 48 US grants and 7 published applications in this corpus.
Search patents in H02M- Granted patents
- 48
- Published applications
- 7
- Assignees
- 42
- Inventors
- 82
- Latest grant
- 31 Mar 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Power supply having four quadrant converter and techniques for operation31 Mar 2020US 10,608,554 B2Esab AB
- Power supply having four quadrant converter and techniques for operation7 May 2019US 10,284,110 B2Esab AB
- Power supply with reduced switching losses by blocking a feedback comparator's control signal8 Nov 2011US 8,054,659 B2Panasonic Corporation
- Method for controlling power supply in a buffered modulation mode27 Feb 2007US 7,183,692 B2Zippy Technology Corp.
- Power supply system12 Jul 2005US 6,917,531 B2Koninklijke Philips Electronics N. V.
- Power supply having four quadrant converter and techniques for operation27 Jun 2019US 2019/0199236 A1Esab AB
- Power supply having four quadrant converter and techniques for operation20 Dec 2018US 2018/0367060 A1Esab AB
- Power Supply Device6 Nov 2008US 2008/0273358 A1Matsushita Electric Industrial Co., Ltd.
- Method for controlling power supply in a buffered modulation mode15 Jun 2006US 2006/0126365 A1Zippy Technology Corp.
- Power supply system1 Jul 2004US 2004/0125624 A1Koninklijke Philips Electronics N. V.
Most cited
By later US patents
- Electronic power controller172US 5,363,020 ASystems and Service International, Inc. · 1994
- Method for regulating and/or controlling a welding current source with a resonance circuit67US 6,849,828 B2Fronius International GmbH · 2005
- Method for controlling a power converter using an auxiliary resonant commutation circuit61US 5,047,913 AGeneral Electric Company · 1991
- Ozonator power supply47US 4,680,694 ANational Distillers and Chemical Corporation · 1987
- Power converter with improved control of its main switches, and application to a power converter having three or more voltage levels38US 6,046,920 AAlcatel · 2000