F21S 43/14
Light emitting diodes [led]
Official title: Light emitting diodes [LED]
F21S43/14 (Light emitting diodes [led]) appears on 2,782 US grants and 3,117 published applications in this corpus.
Search patents in F21S- Granted patents
- 2,782
- Published applications
- 3,117
- Assignees
- 650
- Inventors
- 4,386
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 8 | 0 |
| 1998 | 15 | 0 |
| 1999 | 4 | 0 |
| 2000 | 17 | 0 |
| 2001 | 21 | 5 |
| 2002 | 23 | 38 |
| 2003 | 35 | 38 |
| 2004 | 38 | 61 |
| 2005 | 33 | 64 |
| 2006 | 47 | 57 |
| 2007 | 54 | 46 |
| 2008 | 34 | 58 |
| 2009 | 33 | 57 |
| 2010 | 35 | 41 |
| 2011 | 38 | 47 |
| 2012 | 36 | 59 |
| 2013 | 42 | 83 |
| 2014 | 57 | 137 |
| 2015 | 87 | 168 |
| 2016 | 95 | 186 |
| 2017 | 158 | 222 |
| 2018 | 221 | 221 |
| 2019 | 276 | 238 |
| 2020 | 257 | 196 |
| 2021 | 168 | 161 |
| 2022 | 195 | 196 |
| 2023 | 183 | 186 |
| 2024 | 209 | 238 |
| 2025 | 212 | 161 |
| 2026 | 97 | 153 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lighting module, lighting device and lamp6 Oct 2026US 12,753,888 B2LG Innotek Co., Ltd.
- Vehicle lamp assembly6 Oct 2026US 12,753,899 B1Honda Motor Co., Ltd.
- Light-emitting module integrating a flexible organic light-emitting diode29 Sep 2026US 12,747,843 B2Valeo Vision
- Apparatus for lamp of vehicle22 Sep 2026US 12,741,587 B2Hyundai Mobis Co., Ltd.
- Heat sink for electronic component and associated manufacturing method22 Sep 2026US 12,742,541 B2Valeo Vision
- Snap-in lighthead assembly for lightbar8 Oct 2026US 2026/0309297 A1Whelen Engineering Company, Inc.
- Vehicle light and light system with decorative lighting feature1 Oct 2026US 2026/0298433 A1Yourtruckshop Inc.
- Vehicle lamp1 Oct 2026US 2026/0298434 A1Stanley Electric Co., Ltd.
- Arrangement of optical components for a lighting device for a motor vehicle and a lighting device for the tail section of a motor vehicle1 Oct 2026US 2026/0298435 A1Hella GmbH & Co. KGaA
- Lighting device for vehicles1 Oct 2026US 2026/0298436 A1Hella GmbH & Co. KGaA
Most cited
By later US patents
- Illuminator assembly incorporating light emitting diodes881US 5,803,579 AGentex Corporation · 1998
- LED vehicle lamp assembly654US 5,632,551 AGrote Industries, Inc. · 1997
- Led assembly631US 6,132,072 AGentex Corporation · 2000
- Light emitting diode lamp597US 4,935,665 AMitsubishi Cable Industries, Ltd. · 1990
- Indicators and illuminators using a semiconductor radiation emitter package518US 6,441,943 B1Gentex Corporation · 2002