H02M 1/081
Wherein the phase of the control voltage is adjustable with reference to
Official title: {wherein the phase of the control voltage is adjustable with reference to the AC source}
H02M1/081 (Wherein the phase of the control voltage is adjustable with reference to) appears on 207 US grants and 201 published applications in this corpus.
Search patents in H02M- Granted patents
- 207
- Published applications
- 201
- Assignees
- 159
- Inventors
- 455
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 5 |
| 2005 | 1 | 4 |
| 2006 | 2 | 2 |
| 2007 | 3 | 3 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 3 | 1 |
| 2011 | 2 | 1 |
| 2012 | 0 | 4 |
| 2013 | 2 | 6 |
| 2014 | 2 | 7 |
| 2015 | 6 | 8 |
| 2016 | 9 | 9 |
| 2017 | 8 | 12 |
| 2018 | 16 | 16 |
| 2019 | 15 | 13 |
| 2020 | 15 | 16 |
| 2021 | 11 | 16 |
| 2022 | 17 | 17 |
| 2023 | 17 | 16 |
| 2024 | 17 | 24 |
| 2025 | 19 | 15 |
| 2026 | 9 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multi-phase voltage converter8 Sep 2026US 12,732,106 B2Silergy Semiconductor Technology (Hangzhou) LTD
- Flying-capacitor multi-level bridgeless totem-pole boost PFC converters with reduced zero-crossing distortion of line current11 Aug 2026US 12,706,529 B2Delta Electronics, Inc.
- Load control device having an overcurrent protection circuit4 Aug 2026US 12,700,792 B2Lutron Technology Company LLC
- Controllable-load circuit for use with a load control device9 Jun 2026US 12,652,735 B2Lutron Technology Company LLC
- Matrix power converter and method for use in the matrix power converter12 May 2026US 12,627,222 B2Huawei Technologies Co., Ltd.
- Dc power conversion device and control method1 Oct 2026US 2026/0302913 A1TMEIC Corporation
- Multi-phase converter and method for phase load balancing13 Aug 2026US 2026/0238114 A1BRUSA HyPower AG
- Power conversion device and refrigeration cycle apparatus30 Apr 2026US 2026/0121515 A1Mitsubishi Electric Corporation
- Communicating faults by a power stage of a multi-phase switching converter22 Jan 2026US 2026/0025064 A1Shaoxing Yuanfang Semiconductor Co., Ltd.
- Illumination Device and Method for Decoupling Power Delivered to an Led Load from a Phase-Cut Dimming Angle4 Dec 2025US 2025/0374400 A1Lutron Technology Company LLC
Most cited
By later US patents
- Controllable-load circuit for use with a load control device67US 9,220,133 B2Lutron Electronics Co., Inc. · 2015
- Controller for AC generator64US 7,327,123 B2Magnetic Applications, Inc. · 2008
- Dimmer circuit with improved ripple control54US 7,339,331 B2Clipsal Intergrated Systems Pty Ltd · 2008
- TRIAC dimmer detection39US 8,896,288 B2Marvell World Trade Ltd. · 2014
- Programmable power supply38US 4,679,130 ASuperior Manufacturing & Instrument Corporation · 1987