H02M 3/3388
Of the parallel type
Official title: {of the parallel type}
H02M3/3388 (Of the parallel type) appears on 42 US grants and 7 published applications in this corpus.
Search patents in H02M- Granted patents
- 42
- Published applications
- 7
- Assignees
- 35
- Inventors
- 66
- Latest grant
- 26 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 7 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Output stabilization circuit and DC/DC converter circuit26 Dec 2023US 11,855,546 B2Sumida Corporation
- Power converter30 Apr 2019US 10,277,026 B2Kabushiki Kaisha Toshiba
- System and method for limiting output current in a switching power supply13 Jun 2017US 9,680,367 B1Champion Microelectronic Corp.
- System and method for power supply control15 Mar 2016US 9,287,795 B2General Electric Company
- System and method for limiting output current in a switching power supply3 Nov 2015US 9,178,439 B2Champion Microelectronics Corporation
- Output Stabilization Circuit And DC/DC Converter Circuit29 Sep 2022US 2022/0311342 A1Sumida Corporation
- Power converter2 Aug 2018US 2018/0219370 A1Kabushiki Kaisha Toshiba
- Power Converter30 Apr 2015US 2015/0115872 A1EH Europe GmbH
- System and method for limiting output current in a switching power supply28 Aug 2014US 2014/0241018 A1Champion Microelectronic Corp.
- System and method for power supply control25 Apr 2013US 2013/0099590 A1General Electric Company
Most cited
By later US patents
- Switching converter with enhanced voltage clamping and energy recovery197US 4,706,181 AUnisys Corporation · 1987
- Synchronously switching inverter and regulator79US 5,430,641 ADell USA, L. P. · 1995
- Stabilizing power source apparatus64US 4,677,534 AKabushiki Kaisha Toshiba · 1987
- Pulse width modulated voltage regulator-converter/power converter having means for improving the static stability characteristics thereof48US 4,035,710 AInternational Business Machines Corporation · 1977
- Current sourced inverter with saturating output transformer45US 4,344,122 AGeneral Electric Company · 1982