F21V 29/90
Heating arrangements
F21V29/90 (Heating arrangements) appears on 111 US grants and 139 published applications in this corpus.
Search patents in F21V- Granted patents
- 111
- Published applications
- 139
- Assignees
- 103
- Inventors
- 259
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 5 |
| 2007 | 3 | 4 |
| 2008 | 2 | 4 |
| 2009 | 1 | 2 |
| 2010 | 1 | 4 |
| 2011 | 3 | 4 |
| 2012 | 5 | 1 |
| 2013 | 6 | 6 |
| 2014 | 0 | 8 |
| 2015 | 4 | 7 |
| 2016 | 5 | 8 |
| 2017 | 7 | 10 |
| 2018 | 7 | 15 |
| 2019 | 13 | 7 |
| 2020 | 6 | 11 |
| 2021 | 7 | 8 |
| 2022 | 12 | 14 |
| 2023 | 4 | 6 |
| 2024 | 8 | 7 |
| 2025 | 11 | 8 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multifunctional light bulb, and a device and method for controlling the multifunctional light bulb21 Apr 2026US 12,607,307 B2HueRich Photo-electronic Technology Co., Ltd.
- Moisture-proof and oxidation-resistant LED pin connection packaging structure23 Dec 2025US 12,504,162 B2Shenzhen Linktop IOT Co., Ltd
- System and method for controlling the humidity and pressure in a luminaire25 Nov 2025US 12,480,651 B2Robe Lighting s.r.o.
- Snap-fit bubble lamp18 Nov 2025US 12,474,033 B1Dongguan Huihuan Lighting Co., Ltd.
- LED candle warmer lamp15 Jul 2025US 12,359,782 B1
- High brightness lamp mirror30 Oct 2025US 2025/0334251 A1Guangzhou Zhuo Rui Smart Home Technology Co., Ltd
- Moisture-proof and oxidation-resistant LED pin connection packaging structure30 Oct 2025US 2025/0334262 A1Shenzhen Linktop IOT Co., Ltd
- Heater and Electromagnetic Illuminator Heater18 Sep 2025US 2025/0290624 A1Van Straten Enterprises, Inc.
- Lens heating device for a vehicle lamp7 Aug 2025US 2025/0254759 A1Min Hsiang Corporation
- Multifunctional light bulb, and a device and method for controlling the multifunctional light bulb24 Jul 2025US 2025/0237362 A1HueRich Photo-electronic Technology Co., Ltd.
Most cited
By later US patents
- LED light assembly having heating board107US 7,914,162 B1Grand General Accessories Manufacturing Inc. · 2011
- Modular LED light bulb68US 7,956,546 B2Bridgelux, Inc. · 2011
- Led vehicular light assembly with heater35US 6,601,983 B12003
- Indicator light cover for vehicles and the like28US 4,728,775 A1988
- Multiple-laser light source24US 9,874,319 B2MTT Innovation Incorporated · 2018