F21V 23/0442
Activated by means of a sensor
Official title: {activated by means of a sensor, e.g. motion or photodetectors}
F21V23/0442 (Activated by means of a sensor) appears on 3,749 US grants and 4,262 published applications in this corpus.
Search patents in F21V- Granted patents
- 3,749
- Published applications
- 4,262
- Assignees
- 1,556
- Inventors
- 6,539
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 15 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 17 | 0 |
| 2001 | 21 | 3 |
| 2002 | 17 | 31 |
| 2003 | 21 | 28 |
| 2004 | 31 | 46 |
| 2005 | 24 | 71 |
| 2006 | 28 | 63 |
| 2007 | 38 | 70 |
| 2008 | 38 | 103 |
| 2009 | 51 | 85 |
| 2010 | 45 | 145 |
| 2011 | 63 | 121 |
| 2012 | 109 | 149 |
| 2013 | 103 | 154 |
| 2014 | 110 | 204 |
| 2015 | 161 | 224 |
| 2016 | 183 | 252 |
| 2017 | 211 | 284 |
| 2018 | 246 | 338 |
| 2019 | 345 | 332 |
| 2020 | 379 | 360 |
| 2021 | 325 | 293 |
| 2022 | 294 | 229 |
| 2023 | 267 | 219 |
| 2024 | 216 | 184 |
| 2025 | 184 | 150 |
| 2026 | 114 | 124 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F21V 23/0471The sensor detecting the proximity, the presence or the movement of an1,130
- F21V 23/0464The sensor sensing the level of ambient illumination770
- F21V 23/045The sensor receiving a signal from a remote controller533
- F21V 23/0492The sensor detecting a change in orientation, a movement or an acceleration313
- F21V 23/0485The sensor sensing the physical interaction between a user and certain areas300
- F21V 23/0457The sensor sensing the operating status of the lighting device283
Recent patents
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- Optical waveguide-based side illuminating assembly, elongated reinforcing structure, and receptacle6 Oct 2026US 12,754,359 B2L.E.S.S. Ltd
- Luminaire provided with a uv lighting module8 Oct 2026US 2026/0309320 A1Signify Holding B. V.
- Sink lighting system8 Oct 2026US 2026/0309322 A1
- Motion-activated illumination system for apparel and objects8 Oct 2026US 2026/0313770 A1
- Modular humanoid interactive lamp1 Oct 2026US 2026/0298427 A1Zaoma LLC
- Organic-light emitting diode1 Oct 2026US 2026/0298429 A1Pictiva Displays International Limited
Most cited
By later US patents
- Systems and methods for generating and modulating illumination conditions693US 7,014,336 B1Color Kinetics Incorporated · 2006
- Data delivery track527US 6,720,745 B2Color Kinetics Incorporated · 2004
- Methods and apparatus for generating and modulating illumination conditions461US 7,255,457 B2Color Kinetics Incorporated · 2007
- Light-emitting diode based products436US 7,064,498 B2Color Kinetics Incorporated · 2006
- LED luminaire with electrically adjusted color balance using photodetector435US 6,495,964 B1Koninklijke Philips Electronics N. V. · 2002