F21Y 2105/00
Planar light sources
F21Y2105/00 (Planar light sources) appears on 4,888 US grants and 6,075 published applications in this corpus.
Search patents in F21Y- Granted patents
- 4,888
- Published applications
- 6,075
- Assignees
- 1,803
- Inventors
- 8,371
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 10 | 0 |
| 2001 | 14 | 11 |
| 2002 | 14 | 28 |
| 2003 | 24 | 24 |
| 2004 | 21 | 36 |
| 2005 | 18 | 58 |
| 2006 | 29 | 53 |
| 2007 | 34 | 66 |
| 2008 | 31 | 100 |
| 2009 | 35 | 140 |
| 2010 | 94 | 239 |
| 2011 | 116 | 316 |
| 2012 | 178 | 436 |
| 2013 | 270 | 464 |
| 2014 | 290 | 434 |
| 2015 | 310 | 460 |
| 2016 | 327 | 415 |
| 2017 | 381 | 352 |
| 2018 | 334 | 361 |
| 2019 | 437 | 334 |
| 2020 | 414 | 368 |
| 2021 | 325 | 303 |
| 2022 | 280 | 264 |
| 2023 | 254 | 236 |
| 2024 | 273 | 241 |
| 2025 | 236 | 186 |
| 2026 | 111 | 150 |
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
- Panel light6 Oct 2026US 12,753,890 B2Xiamen PVTECH Co., Ltd.
- Luminaire with replaceable LED board6 Oct 2026US 12,753,907 B2Halco Lighting Technologies, LLC
- Ensemble light source6 Oct 2026US 12,756,150 B1KYOCERA SLD Laser, Inc.
- Light collection system for an LED array29 Sep 2026US 12,747,846 B2Robe Lighting s.r.o.
- Track-based lighting system8 Oct 2026US 2026/0309289 A1Signify Holding B. V.
- Lighting device8 Oct 2026US 2026/0309304 A1Signify Holding B. V.
- Lightbars with emission collecting optical modules8 Oct 2026US 2026/0309310 A1Whelen Engineering Company, Inc.
- Wireless controllable lighting device8 Oct 2026US 2026/0309313 A1Lutron Technology Company LLC
- Light Emitting Devices and Lighting Systems8 Oct 2026US 2026/0309317 A1Bridgelux, Inc.
Most cited
By later US patents
- Multicolored LED lighting method and apparatus1,174US 6,016,038 AColor Kinetics Incorporated · 2000
- Lighting entertainment system987US 6,166,496 AColor Kinetics Incorporated · 2000
- Lighting device and lighting method856US 7,213,940 B1LED Lighting Fixtures, Inc. · 2007
- Multicolored LED lighting method and apparatus852US 6,150,774 AColor Kinetics Incorporated · 2000
- Lighting methods and systems641US 7,178,941 B2Color Kinetics Incorporated · 2007