H02J 3/002
Flicker reduction
Official title: {Flicker reduction, e.g. compensation of flicker introduced by non-linear load}
H02J3/002 (Flicker reduction) appears on 40 US grants and 49 published applications in this corpus.
Search patents in H02J- Granted patents
- 40
- Published applications
- 49
- Assignees
- 50
- Inventors
- 160
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 2 | 2 |
| 2018 | 3 | 2 |
| 2019 | 1 | 10 |
| 2020 | 7 | 3 |
| 2021 | 3 | 0 |
| 2022 | 2 | 3 |
| 2023 | 4 | 7 |
| 2024 | 3 | 2 |
| 2025 | 2 | 8 |
| 2026 | 6 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- System for stabilising a dc link22 Sep 2026US 12,744,389 B2Thermo King Corporation
- Electric power saving apparatus using return luminous energy of infrared ray synthetic wavelength equipped with apparatus for protecting overload18 Aug 2026US 12,712,427 B2K,S,E. Co., Ltd.
- Power supply system for arc furnace and associated arc furnace and method28 Jul 2026US 12,695,305 B2GE Energy Power Conversion Technology Limited
- Predictive control method and system of grid-connected converter based on structurally adaptive extended state observer19 May 2026US 12,633,755 B2Shandong University
- Voltage control apparatus and voltage control method12 May 2026US 12,627,144 B2TMEIC Corporation
- Flicker prevention device and flicker prevention control method30 Apr 2026US 2026/0121408 A1Mitsubishi Electric Corporation
- Voltage control apparatus and voltage cotrol method15 Jan 2026US 2026/0018888 A1TMEIC Corporation
- Voltage source inverter control for unbalanced and nonlinear loads17 Jul 2025US 2025/0233412 A1Caterpillar Inc.
- Apparatus and method for supplying power to or absorbing power from a load17 Jul 2025US 2025/0233416 A1Hitachi Energy Ltd
- Grid connection inverter system and low-frequency oscillation suppression method10 Jul 2025US 2025/0226659 A1Huawei Digital Power Technologies Co., Ltd.
Most cited
By later US patents
- Energy usage monitoring with remote display and automatic detection of appliance including graphical user interface56US 8,447,541 B2Geneva Cleantech Inc. · 2013
- Determining electric grid endpoint phase connectivity28US 8,207,726 B2Silver Spring Networks, Inc. · 2012
- Control of heating elements10US 11,190,015 B2Breville Pty Limited · 2021
- Multi-period cycle-skipping for low flicker, fine-resolution power control8US 6,246,034 B1General Electric Company · 2001
- Methods and apparatus for power factor correction and reduction of distortion in and noise in a power supply delivery network7US 8,450,878 B2Geneva Cleantech Inc. · 2013