H02M 7/533
Using discharge tubes only
Official title: using discharge tubes only
H02M7/533 (Using discharge tubes only) appears on 8 US grants and 8 published applications in this corpus.
Search patents in H02M- Granted patents
- 8
- Published applications
- 8
- Assignees
- 8
- Inventors
- 27
- Latest grant
- 11 Sep 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 0 | 3 |
| 2018 | 4 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Dynamic IGBT gate drive to reduce switching loss11 Sep 2018US 10,071,634 B2Ford Global Technologies, LLC
- Variable voltage convert system with reduced bypass diode conduction3 Apr 2018US 9,931,944 B2Ford Global Technologies, LLC
- Power converter using wide band-gap devices3 Apr 2018US 9,933,805 B2ABB Schweiz AG
- Resonant type high frequency power supply device and switching circuit for resonant type high frequency power supply device30 Jan 2018US 9,882,509 B2Mitsubishi Electric Engineering Company Limited
- Method and system for a gas tube switch-based voltage source high voltage direct current transmission system13 Dec 2016US 9,520,801 B1General Electric Company
- Power converter using wide band-gap devices28 Dec 2017US 2017/0371367 A1ABB Schweiz AG
- Dynamic igbt gate drive to reduce switching loss28 Sep 2017US 2017/0274776 A1Ford Global Technologies, LLC
- Variable voltage convert system with reduced bypass diode conduction28 Sep 2017US 2017/0274777 A1Ford Global Technologies, LLC
- Resonant type high frequency power supply device18 Aug 2016US 2016/0241159 A1Mitsubishi Electric Engineering Company Limited
- Resonant type high frequency power supply device and switching circuit for resonant type high frequency power supply device18 Aug 2016US 2016/0241160 A1Mitsubishi Electric Engineering Company Limited
Most cited
By later US patents
- Radio frequency power source for generating an inductively coupled plasma72US 6,740,842 B2Tokyo Electron Limited · 2004
- Generation of low frequency, high voltages9US 4,124,886 ACounting Instruments Limited · 1978
- Method and system for a gas tube switch-based voltage source high voltage direct current transmission system7US 9,520,801 B1General Electric Company · 2016
- High voltage electron tube inverter with individual output phase current control3US 7,916,507 B2Advanced Fusion Systems LLC · 2011
- Variable voltage convert system with reduced bypass diode conduction2US 9,931,944 B2Ford Global Technologies, LLC · 2018