H05B 45/24
Using electrical feedback from leds or from led modules
Official title: using electrical feedback from LEDs or from LED modules
H05B45/24 (Using electrical feedback from leds or from led modules) appears on 655 US grants and 720 published applications in this corpus.
Search patents in H05B- Granted patents
- 655
- Published applications
- 720
- Assignees
- 315
- Inventors
- 1,172
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 2 |
| 2003 | 7 | 4 |
| 2004 | 2 | 6 |
| 2005 | 2 | 10 |
| 2006 | 3 | 16 |
| 2007 | 8 | 18 |
| 2008 | 11 | 18 |
| 2009 | 16 | 28 |
| 2010 | 15 | 16 |
| 2011 | 15 | 34 |
| 2012 | 24 | 29 |
| 2013 | 34 | 41 |
| 2014 | 33 | 47 |
| 2015 | 40 | 39 |
| 2016 | 38 | 43 |
| 2017 | 61 | 64 |
| 2018 | 57 | 52 |
| 2019 | 55 | 72 |
| 2020 | 59 | 48 |
| 2021 | 43 | 31 |
| 2022 | 39 | 33 |
| 2023 | 31 | 15 |
| 2024 | 17 | 18 |
| 2025 | 18 | 23 |
| 2026 | 19 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time6 Oct 2026US 12,757,304 B2Lutron Technology Company LLC
- Tunable color light engine having modular and interchangeable design15 Sep 2026US 12,736,208 B2Erp Power, LLC
- Measuring and controlling human centric tunable white lights1 Sep 2026US 12,727,066 B2
- Configuration for a load regulation device for lighting control21 Jul 2026US 12,690,107 B2Lutron Technology Company LLC
- Lighting device and lighting system comprising the lighting device7 Jul 2026US 12,677,363 B2Ledvance GmbH
- Configuration for a Load Regulation Device for Lighting Control1 Oct 2026US 2026/0304572 A1Lutron Technology Company LLC
- Color temperature controlled and low thd led lighting devices and systems and methods of driving the same24 Sep 2026US 2026/0292952 A1Lynk Labs, Inc.
- Luminaire with multicolor neural network control13 Aug 2026US 2026/0239503 A1Suntracker Technologies Ltd.
- Multifunctional safety indicator light circuit13 Aug 2026US 2026/0239508 A1Je Woo Corporation, Ltd.
- Current regulator arrangement for a lamp arrangement, and method for operating a lamp arrangement2 Jul 2026US 2026/0190194 A1
Most cited
By later US patents
- Illuminator assembly incorporating light emitting diodes881US 5,803,579 AGentex Corporation · 1998
- Led assembly631US 6,132,072 AGentex Corporation · 2000
- Portable light emitting apparatus with a semiconductor emitter array568US 5,634,711 A1997
- LED power control methods and apparatus433US 7,256,554 B2Color Kinetics Incorporated · 2007
- Systems and components for enhancing rear vision from a vehicle419US 6,550,949 B1Gentex Corporation · 2003