H02M 3/3384
Of the parallel type
Official title: {of the parallel type}
H02M3/3384 (Of the parallel type) appears on 53 US grants and 25 published applications in this corpus.
Search patents in H02M- Granted patents
- 53
- Published applications
- 25
- Assignees
- 53
- Inventors
- 93
- Latest grant
- 26 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 3 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 2 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 2 |
| 2013 | 2 | 1 |
| 2014 | 0 | 4 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 2 | 3 |
| 2018 | 4 | 2 |
| 2019 | 2 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Output stabilization circuit and DC/DC converter circuit26 Dec 2023US 11,855,546 B2Sumida Corporation
- Power electronics device with improved isolation performance23 Feb 2021US 10,930,422 B2Murata Manufacturing Co., Ltd.
- Switching power supply apparatus and semiconductor device21 Apr 2020US 10,630,188 B2Panasonic Intellectual Property Management Co., Ltd.
- Switching power supply apparatus and semiconductor device7 May 2019US 10,284,101 B2Panasonic Intellectual Property Management Co., Ltd.
- Wireless power receiver system29 Jan 2019US 10,193,394 B2Philips IP Ventures B.V.
- Energy harvesting circuit12 Mar 2026US 2026/0074623 A1Resideo LLC
- Output Stabilization Circuit And DC/DC Converter Circuit29 Sep 2022US 2022/0311342 A1Sumida Corporation
- Switching power supply apparatus and semiconductor device6 Jun 2019US 2019/0173386 A1Panasonic Intellectual Property Management Co., Ltd.
- Switching power supply apparatus and semiconductor device18 Oct 2018US 2018/0301996 A1Panasonic Intellectual Property Management Co., Ltd.
- Short circuit protection for switching power converters2 Aug 2018US 2018/0219472 A1Aerojet Rocketdyne, Inc.
Most cited
By later US patents
- Battery package with DC to DC converter199US 4,296,461 ADuracell International Inc. · 1981
- Resonant bilateral charging and discharging circuit72US 5,804,943 ATexas Instruments Incorporated · 1998
- Non-contact power supply apparatus69US 5,428,521 AAlps Electric Co., Ltd. · 1995
- Discharge lamp lightening device44US 4,547,705 ATDK Corporation · 1985
- Power supply for a microwave magnetron34US 3,973,165 ALitton Systems, Inc. · 1976