F21K 9/20
Light sources comprising attachment means
F21K9/20 (Light sources comprising attachment means) appears on 6,331 US grants and 7,915 published applications in this corpus.
Search patents in F21K- Granted patents
- 6,331
- Published applications
- 7,915
- Assignees
- 1,845
- Inventors
- 8,304
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 13 | 4 |
| 2002 | 13 | 29 |
| 2003 | 22 | 36 |
| 2004 | 35 | 57 |
| 2005 | 25 | 67 |
| 2006 | 38 | 59 |
| 2007 | 38 | 85 |
| 2008 | 43 | 110 |
| 2009 | 74 | 176 |
| 2010 | 93 | 343 |
| 2011 | 142 | 548 |
| 2012 | 256 | 664 |
| 2013 | 436 | 735 |
| 2014 | 494 | 774 |
| 2015 | 507 | 687 |
| 2016 | 574 | 580 |
| 2017 | 543 | 476 |
| 2018 | 499 | 518 |
| 2019 | 569 | 486 |
| 2020 | 510 | 436 |
| 2021 | 398 | 283 |
| 2022 | 286 | 210 |
| 2023 | 235 | 193 |
| 2024 | 216 | 162 |
| 2025 | 155 | 113 |
| 2026 | 74 | 84 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Emitter assembly for a lighting device6 Oct 2026US 12,753,886 B2Lutron Technology Company LLC
- Luminaire with replaceable LED board6 Oct 2026US 12,753,907 B2Halco Lighting Technologies, LLC
- LED lamp and misuse warning module thereof29 Sep 2026US 12,747,836 B2Jiaxing Super Lighting Electric Appliance Co., Ltd
- LED filament and a lamp29 Sep 2026US 12,747,840 B2Signify Holding B. V.
- LED lamp29 Sep 2026US 12,747,856 B2Jiaxing Super Lighting Electric Appliance Co., Ltd
- Lighting element with insect repelling element8 Oct 2026US 2026/0305598 A1PIC Corporation
- Wireless controllable lighting device8 Oct 2026US 2026/0309313 A1Lutron Technology Company LLC
- Solid State Lamp Using Light Emitting Strips1 Oct 2026US 2026/0298419 A1Quarkstar LLC
- Led filament and light bulb using the same1 Oct 2026US 2026/0298420 A1Jiaxing Super Lighting Electric Appliance Co., Ltd
- Led filament and led filament lamp24 Sep 2026US 2026/0287154 A1Signify Holding B. V.
Most cited
By later US patents
- Illumination components1,698US 6,211,626 B1Color Kinetics Incorporated · 2001
- Multicolored LED lighting method and apparatus1,174US 6,016,038 AColor Kinetics Incorporated · 2000
- Lighting entertainment system987US 6,166,496 AColor Kinetics Incorporated · 2000
- Multicolored LED lighting method and apparatus852US 6,150,774 AColor Kinetics Incorporated · 2000
- Precision illumination methods and systems780US 6,459,919 B1Color Kinetics Incorporated · 2002