H05B 45/3575
By means of dummy loads or bleeder circuits
Official title: by means of dummy loads or bleeder circuits, e.g. for dimmers
H05B45/3575 (By means of dummy loads or bleeder circuits) appears on 276 US grants and 291 published applications in this corpus.
Search patents in H05B- Granted patents
- 276
- Published applications
- 291
- Assignees
- 134
- Inventors
- 456
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 3 |
| 2010 | 4 | 5 |
| 2011 | 2 | 18 |
| 2012 | 7 | 21 |
| 2013 | 15 | 23 |
| 2014 | 27 | 32 |
| 2015 | 26 | 23 |
| 2016 | 35 | 24 |
| 2017 | 24 | 13 |
| 2018 | 23 | 28 |
| 2019 | 29 | 27 |
| 2020 | 20 | 12 |
| 2021 | 15 | 16 |
| 2022 | 15 | 14 |
| 2023 | 11 | 8 |
| 2024 | 10 | 11 |
| 2025 | 11 | 7 |
| 2026 | 2 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Load control device for high-efficiency loads29 Sep 2026US 12,750,930 B2Lutron Technology Company LLC
- Systems and methods for dimming control related to TRIAC dimmers associated with LED lighting25 Aug 2026US 12,720,651 B2On-Bright Electronics (Shanghai) Co., Ltd.
- Lighting circuit and control method thereof25 Nov 2025US 12,484,121 B2Joulwatt Technology Co., Ltd.
- Switch control systems for light emitting diodes and methods thereof7 Oct 2025US 12,438,534 B2On-Bright Electronics (Shanghai) Co., Ltd.
- LED lighting circuit, temporal dimmer circuit and control method based on PWM2 Sep 2025US 12,408,246 B2SWIT Electronics Co., Ltd.
- Connected bulb rc latch optimized for low standby power2 Jul 2026US 2026/0190203 A1Signify Holding B. V.
- Apparatus and methods for communicating information and power via phase-cut ac waveforms26 Feb 2026US 2026/0059625 A1DMF, Inc.
- Control Module for a Driver for an Electrical Load20 Nov 2025US 2025/0355321 A1Lutron Technology Company LLC
- Load Control Device for High-Efficiency Loads9 Oct 2025US 2025/0318028 A1Lutron Technology Company LLC
- Systems and methods for bleeder control related to triac dimmers associated with led lighting12 Jun 2025US 2025/0193982 A1On-Bright Integrations Co., Ltd.
Most cited
By later US patents
- Impedance matching circuit for current regulation of solid state lighting124US 7,656,103 B2Exclara Inc. · 2010
- Current regulator for modulating brightness levels of solid state lighting93US 7,902,769 B2Exclara Inc. · 2011
- Reduction of harmonic distortion for LED loads88US 8,373,363 B2Once Innovations, Inc. · 2013
- Switching power converter control with triac-based leading edge dimmer compatibility79US 8,212,491 B2Cirrus Logic, Inc. · 2012
- Adaptive current regulation for solid state lighting69US 8,742,674 B2Point Somee Limited Liability Company · 2014