H05B 45/3574
Emulating the electrical or functional characteristics of incandescent lamps
H05B45/3574 (Emulating the electrical or functional characteristics of incandescent lamps) appears on 506 US grants and 553 published applications in this corpus.
Search patents in H05B- Granted patents
- 506
- Published applications
- 553
- Assignees
- 239
- Inventors
- 848
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 9 |
| 2004 | 4 | 5 |
| 2005 | 2 | 9 |
| 2006 | 7 | 7 |
| 2007 | 6 | 9 |
| 2008 | 5 | 10 |
| 2009 | 3 | 9 |
| 2010 | 11 | 14 |
| 2011 | 4 | 39 |
| 2012 | 18 | 33 |
| 2013 | 30 | 39 |
| 2014 | 40 | 46 |
| 2015 | 41 | 37 |
| 2016 | 45 | 36 |
| 2017 | 41 | 25 |
| 2018 | 32 | 36 |
| 2019 | 42 | 45 |
| 2020 | 33 | 26 |
| 2021 | 34 | 28 |
| 2022 | 31 | 32 |
| 2023 | 20 | 22 |
| 2024 | 26 | 16 |
| 2025 | 17 | 14 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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 control for color mixing19 May 2026US 12,635,047 B2Electronic Theatre Controls, Inc.
- Techniques for color control in dimmable lighting devices and related systems and methods31 Mar 2026US 12,593,380 B2Luminus Devices, Inc.
- Systems, methods, and devices for creating a custom output spectral power distribution24 Mar 2026US 12,588,119 B2Electronic Theatre Controls, Inc.
- Led filament arrangement comprising individually controlled leds13 Aug 2026US 2026/0235266 A1Signify Holding B. V.
- A led filament arrangement13 Aug 2026US 2026/0239502 A1Signify Holding B. V.
- 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.
- System and methods for generating customized color temperature dimming curves for lighting devices4 Dec 2025US 2025/0374397 A1Lutron Technology Company LLC
Most cited
By later US patents
- Methods and apparatus for providing power to lighting devices771US 7,038,399 B2Color Kinetics Incorporated · 2006
- Light-emitting diode based products436US 7,064,498 B2Color Kinetics Incorporated · 2006
- LED-based modular lamp372US 6,787,999 B2GELcore, LLC · 2004
- Methods and apparatus for providing power to lighting devices365US 7,352,138 B2Philips Solid-State Lighting Solutions, Inc. · 2008
- Led light bulb354US 6,227,679 B12001