F21W 2131/00
Use or application of lighting devices or systems not provided for in
Official title: Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
F21W2131/00 (Use or application of lighting devices or systems not provided for in) appears on 7,538 US grants and 7,531 published applications in this corpus.
Search patents in F21W- Granted patents
- 7,538
- Published applications
- 7,531
- Assignees
- 2,854
- Inventors
- 10,894
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 21 | 0 |
| 1978 | 21 | 0 |
| 1979 | 17 | 0 |
| 1980 | 31 | 0 |
| 1981 | 26 | 0 |
| 1982 | 17 | 0 |
| 1983 | 26 | 0 |
| 1984 | 27 | 0 |
| 1985 | 35 | 0 |
| 1986 | 33 | 0 |
| 1987 | 38 | 0 |
| 1988 | 36 | 0 |
| 1989 | 44 | 0 |
| 1990 | 44 | 0 |
| 1991 | 68 | 0 |
| 1992 | 50 | 0 |
| 1993 | 56 | 0 |
| 1994 | 58 | 0 |
| 1995 | 66 | 0 |
| 1996 | 57 | 0 |
| 1997 | 67 | 0 |
| 1998 | 80 | 0 |
| 1999 | 81 | 0 |
| 2000 | 101 | 0 |
| 2001 | 109 | 29 |
| 2002 | 110 | 131 |
| 2003 | 124 | 126 |
| 2004 | 95 | 114 |
| 2005 | 105 | 163 |
| 2006 | 103 | 220 |
| 2007 | 116 | 192 |
| 2008 | 118 | 238 |
| 2009 | 148 | 332 |
| 2010 | 209 | 348 |
| 2011 | 218 | 374 |
| 2012 | 273 | 345 |
| 2013 | 261 | 354 |
| 2014 | 255 | 322 |
| 2015 | 286 | 470 |
| 2016 | 287 | 398 |
| 2017 | 412 | 446 |
| 2018 | 394 | 438 |
| 2019 | 514 | 438 |
| 2020 | 494 | 456 |
| 2021 | 418 | 357 |
| 2022 | 332 | 293 |
| 2023 | 321 | 285 |
| 2024 | 328 | 284 |
| 2025 | 236 | 197 |
| 2026 | 151 | 181 |
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
- Light fixture including a three-bar frame solver for shutter control6 Oct 2026US 12,753,906 B2Electronic Theatre Controls, Inc.
- Solar pool lamp6 Oct 2026US 12,753,910 B2Shenzhen Maining Innovation Technology Co., Ltd.
- Illumination device for illuminating a surgical wound29 Sep 2026US 12,746,091 B2Dr. Mach GmbH & Co. KG
- Shoe box lamp29 Sep 2026US 12,747,851 B2Torshare Ltd.
- Airframe system and method of controlling airflow8 Oct 2026US 2026/0306210 A1SLD Technology, Inc.
- Luminaire assembly, system and method8 Oct 2026US 2026/0309290 A1Signify Holding B. V.
- Stage light fixture having multi-colored zone effect element8 Oct 2026US 2026/0309291 A1Guangzhou Haoyang Electronic Co., Ltd.
- Operating lamp8 Oct 2026US 2026/0309308 A1F.A.R.O. Fabbrica Apparecchia-Ture Razionali Odontoiatriche S.P.A.
- Operating lamp8 Oct 2026US 2026/0309312 A1FARO Fabbrica Apparecchiature Razionali Odontoiatriche S.p.A.
Most cited
By later US patents
- Systems and methods for generating and modulating illumination conditions693US 7,014,336 B1Color Kinetics Incorporated · 2006
- Lighting methods and systems641US 7,178,941 B2Color Kinetics Incorporated · 2007
- Multicolored LED lighting method and apparatus581US 6,788,011 B2Color Kinetics Incorporated · 2004
- Auto-exposure method using continuous video frames under controlled illumination567US 8,408,464 B2Metrologic Instruments, Inc. · 2013
- Light emitting device and system providing white light with various color temperatures564US 8,459,832 B2Samsung Electronics Co., Ltd. · 2013