F21W 2131/30
Lighting for domestic or personal use
F21W2131/30 (Lighting for domestic or personal use) appears on 1,025 US grants and 1,108 published applications in this corpus.
Search patents in F21W- Granted patents
- 1,025
- Published applications
- 1,108
- Assignees
- 555
- Inventors
- 1,986
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 13 | 0 |
| 2001 | 10 | 3 |
| 2002 | 8 | 14 |
| 2003 | 13 | 9 |
| 2004 | 7 | 7 |
| 2005 | 8 | 22 |
| 2006 | 9 | 34 |
| 2007 | 20 | 28 |
| 2008 | 16 | 41 |
| 2009 | 24 | 38 |
| 2010 | 27 | 35 |
| 2011 | 20 | 46 |
| 2012 | 30 | 47 |
| 2013 | 23 | 41 |
| 2014 | 23 | 42 |
| 2015 | 51 | 85 |
| 2016 | 52 | 86 |
| 2017 | 80 | 74 |
| 2018 | 66 | 81 |
| 2019 | 89 | 73 |
| 2020 | 90 | 56 |
| 2021 | 60 | 42 |
| 2022 | 42 | 41 |
| 2023 | 50 | 53 |
| 2024 | 43 | 47 |
| 2025 | 44 | 37 |
| 2026 | 27 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F21W 2131/301For furnitureIndexing code285
- F21W 2131/305For refrigeratorsIndexing code282
- F21W 2131/308For aquariaIndexing code85
- F21W 2131/302For mirrorsIndexing code66
- F21W 2131/3005For books, i.e. reading lights attachable to booksIndexing code59
- F21W 2131/307For ovensIndexing code58
- F21W 2131/304For picturesIndexing code53
Recent patents
- Aquarium system with controlable light and methods22 Sep 2026US 12,740,548 B2Spectrum Brands, Inc.
- LED light for microwave ovens22 Sep 2026US 12,742,524 B1Long Yan De Yu Lighting Co., Ltd.
- Refrigerator having panel assembly covering opening of outer plate of door1 Sep 2026US 12,721,454 B2LG Electronics Inc.
- Illumination and sound devices and systems for baby gear25 Aug 2026US 12,716,577 B2
- Illuminated divider assembly for an appliance25 Aug 2026US 12,716,580 B1Haier US Appliance Solutions, Inc.
- Lighting tube for refrigerator24 Sep 2026US 2026/0287130 A1Energyled Electronics Corporation
- Lighting tube for refrigerator24 Sep 2026US 2026/0287131 A1Energyled Electronics Corporation
- Makeup mirror lamp capable of air blowing and fill-light illumination17 Sep 2026US 2026/0276190 A1Dongguan Mizhi Intelligent Technology Co., Ltd.
- Lamp cover, lighting device, and storage compartment10 Sep 2026US 2026/0266446 A1Sharp Kabushiki Kaisha
- Ring lamp6 Aug 2026US 2026/0227057 A1Elektra Gesellschaft FüR Elektrotechnische GeräTe Mbh
Most cited
By later US patents
- Auto-exposure method using continuous video frames under controlled illumination567US 8,408,464 B2Metrologic Instruments, Inc. · 2013
- Auto-exposure method using continuous video frames under controlled illumination489US 8,985,456 B2Metrologic Instruments, Inc. · 2015
- Dimmable LED-based MR16 lighting apparatus and methods431US 7,358,679 B2Philips Solid-State Lighting Solutions, Inc. · 2008
- Methods and apparatus for controlling illumination411US 6,967,448 B2Color Kinetics Incorporated · 2005
- Systems and methods for synchronizing lighting effects316US 6,801,003 B2Color Kinetics Incorporated · 2004