H05B 47/11
By determining the brightness or colour temperature of ambient light
Official title: by determining the brightness or colour temperature of ambient light
H05B47/11 (By determining the brightness or colour temperature of ambient light) appears on 3,187 US grants and 3,590 published applications in this corpus.
Search patents in H05B- Granted patents
- 3,187
- Published applications
- 3,590
- Assignees
- 1,165
- Inventors
- 5,284
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 9 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 12 | 0 |
| 1996 | 13 | 0 |
| 1997 | 11 | 0 |
| 1998 | 9 | 0 |
| 1999 | 10 | 0 |
| 2000 | 20 | 0 |
| 2001 | 9 | 0 |
| 2002 | 9 | 6 |
| 2003 | 8 | 10 |
| 2004 | 8 | 7 |
| 2005 | 7 | 21 |
| 2006 | 15 | 18 |
| 2007 | 11 | 31 |
| 2008 | 18 | 39 |
| 2009 | 21 | 47 |
| 2010 | 26 | 72 |
| 2011 | 37 | 59 |
| 2012 | 45 | 140 |
| 2013 | 74 | 139 |
| 2014 | 116 | 183 |
| 2015 | 156 | 304 |
| 2016 | 249 | 305 |
| 2017 | 346 | 362 |
| 2018 | 273 | 309 |
| 2019 | 351 | 304 |
| 2020 | 278 | 269 |
| 2021 | 211 | 218 |
| 2022 | 184 | 179 |
| 2023 | 198 | 193 |
| 2024 | 156 | 152 |
| 2025 | 130 | 128 |
| 2026 | 87 | 95 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Universal lighting network methods and systems1,007US 6,548,967 B1Color Kinetics Incorporated · 2003
- Smart light bulb852US 6,528,954 B1Color Kinetics Incorporated · 2003
- Control system for automotive vehicle headlamps and other vehicle equipment626US 5,537,003 AGentex Corporation · 1996
- Network based multiple sensor and control device with temperature sensing and control499US 6,798,341 B1Leviton Manufacturing Co., Inc. · 2004
- Adaptive and interactive scene illumination497US 7,227,611 B2The Boeing Company · 2007