F21Y 2115/10
Light-emitting diodes [led]
Official title: Light-emitting diodes [LED]
F21Y2115/10 (Light-emitting diodes [led]) appears on 27,658 US grants and 33,563 published applications in this corpus.
Search patents in F21Y- Granted patents
- 27,658
- Published applications
- 33,563
- Assignees
- 7,532
- Inventors
- 35,854
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 8 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 13 | 0 |
| 1988 | 11 | 0 |
| 1989 | 8 | 0 |
| 1990 | 14 | 0 |
| 1991 | 21 | 0 |
| 1992 | 31 | 0 |
| 1993 | 12 | 0 |
| 1994 | 16 | 0 |
| 1995 | 23 | 0 |
| 1996 | 27 | 0 |
| 1997 | 38 | 0 |
| 1998 | 47 | 0 |
| 1999 | 50 | 0 |
| 2000 | 77 | 0 |
| 2001 | 113 | 36 |
| 2002 | 150 | 215 |
| 2003 | 206 | 292 |
| 2004 | 215 | 437 |
| 2005 | 245 | 591 |
| 2006 | 352 | 648 |
| 2007 | 411 | 682 |
| 2008 | 358 | 923 |
| 2009 | 452 | 1188 |
| 2010 | 727 | 1485 |
| 2011 | 812 | 1661 |
| 2012 | 1030 | 1837 |
| 2013 | 1293 | 1947 |
| 2014 | 1385 | 1918 |
| 2015 | 1434 | 2205 |
| 2016 | 1554 | 1961 |
| 2017 | 1780 | 2085 |
| 2018 | 1889 | 2103 |
| 2019 | 2384 | 2064 |
| 2020 | 2193 | 1946 |
| 2021 | 1836 | 1605 |
| 2022 | 1631 | 1412 |
| 2023 | 1444 | 1262 |
| 2024 | 1418 | 1203 |
| 2025 | 1216 | 1076 |
| 2026 | 698 | 781 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Caulk nozzle lighting system6 Oct 2026US 12,752,298 B2
- Emitter assembly for a lighting device6 Oct 2026US 12,753,886 B2Lutron Technology Company LLC
- LED light source comprising hollow pedestal supporting transparent optical element6 Oct 2026US 12,753,887 B2Lumileds LLC
- Lighting module, lighting device and lamp6 Oct 2026US 12,753,888 B2LG Innotek Co., Ltd.
- Recessed lighting with a reinforced collar6 Oct 2026US 12,753,889 B2Signify Holding B. V.
- Lighting element with insect repelling element8 Oct 2026US 2026/0305598 A1PIC Corporation
- An Aerosol Generating Device and a Method for Making a Light Diffuser for an Aerosol Generating Device8 Oct 2026US 2026/0305724 A1JT International SA
- Portable lighting device with a flexible and deployable led lighting element8 Oct 2026US 2026/0309287 A1Promier Products Inc.
- Light assembly8 Oct 2026US 2026/0309288 A1Vista Manufacturing, Inc.
- Vehicle lamp and light guide body8 Oct 2026US 2026/0309298 A1Stanley Electric Co., Ltd.
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
- Preparedness flashlight1,025US 7,780,309 B2Eveready Battery Company, Inc. · 2010
- Universal lighting network methods and systems1,007US 6,548,967 B1Color Kinetics Incorporated · 2003
- Lighting entertainment system987US 6,166,496 AColor Kinetics Incorporated · 2000