H02M 1/4283
By adding a controlled rectifier in parallel to a first rectifier feeding
Official title: {by adding a controlled rectifier in parallel to a first rectifier feeding a smoothing capacitor}
H02M1/4283 (By adding a controlled rectifier in parallel to a first rectifier feeding) appears on 72 US grants and 70 published applications in this corpus.
Search patents in H02M- Granted patents
- 72
- Published applications
- 70
- Assignees
- 69
- Inventors
- 177
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 3 |
| 2003 | 2 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 3 |
| 2017 | 3 | 5 |
| 2018 | 8 | 6 |
| 2019 | 5 | 5 |
| 2020 | 5 | 9 |
| 2021 | 8 | 7 |
| 2022 | 9 | 7 |
| 2023 | 2 | 7 |
| 2024 | 4 | 3 |
| 2025 | 5 | 5 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Power reception circuits for a device receiving an AC power signal118US 6,134,130 AMotorola, Inc. · 2000
- Harmonic suppressing device67US 4,812,669 AMitsubishi Denki Kabushiki Kaisha · 1989
- Unified constant-frequency integration control of three-phase power factor corrected rectifiers, active power filters and grid-connected inverters53US 6,545,887 B2The Regents of the University of California · 2003
- Single phase and three phase AC to DC converters45US 4,386,394 AGeneral Electric Company · 1983
- Active interphase reactor for 12-pulse rectifier27US 5,903,066 AThe Texas A&M University System · 1999