H05B 47/00
Circuit arrangements for operating light sources in general, i.e. where the type
Official title: Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
H05B47/00 (Circuit arrangements for operating light sources in general, i.e. where the type) appears on 16,944 US grants and 19,340 published applications in this corpus.
Search patents in H05B- Granted patents
- 16,944
- Published applications
- 19,340
- Assignees
- 4,788
- Inventors
- 24,215
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 10 | 0 |
| 1978 | 6 | 0 |
| 1979 | 11 | 0 |
| 1980 | 30 | 0 |
| 1981 | 13 | 0 |
| 1982 | 23 | 0 |
| 1983 | 19 | 0 |
| 1984 | 24 | 0 |
| 1985 | 25 | 0 |
| 1986 | 23 | 0 |
| 1987 | 27 | 0 |
| 1988 | 28 | 0 |
| 1989 | 38 | 0 |
| 1990 | 48 | 0 |
| 1991 | 37 | 0 |
| 1992 | 44 | 0 |
| 1993 | 43 | 0 |
| 1994 | 40 | 0 |
| 1995 | 53 | 0 |
| 1996 | 52 | 0 |
| 1997 | 56 | 0 |
| 1998 | 63 | 0 |
| 1999 | 82 | 0 |
| 2000 | 88 | 0 |
| 2001 | 89 | 21 |
| 2002 | 103 | 140 |
| 2003 | 90 | 124 |
| 2004 | 125 | 167 |
| 2005 | 103 | 219 |
| 2006 | 120 | 205 |
| 2007 | 139 | 256 |
| 2008 | 149 | 322 |
| 2009 | 153 | 365 |
| 2010 | 189 | 520 |
| 2011 | 223 | 529 |
| 2012 | 359 | 661 |
| 2013 | 521 | 988 |
| 2014 | 689 | 988 |
| 2015 | 835 | 1225 |
| 2016 | 1107 | 1221 |
| 2017 | 1309 | 1495 |
| 2018 | 1334 | 1467 |
| 2019 | 1614 | 1459 |
| 2020 | 1369 | 1325 |
| 2021 | 1066 | 1132 |
| 2022 | 1026 | 1048 |
| 2023 | 967 | 1031 |
| 2024 | 934 | 918 |
| 2025 | 865 | 846 |
| 2026 | 570 | 668 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Low beam dimming method for situational glare6 Oct 2026US 12,752,696 B2Valeo Vision
- Method and device for controlling the interior lighting of a vehicle6 Oct 2026US 12,752,701 B2Volkswagen Aktiengesellschaft
- Moveable light fixture6 Oct 2026US 12,753,909 B2Bunk16 LLC
- Attitude determining device, vehicle lamp system, attitude determining method, and calibration method6 Oct 2026US 12,755,429 B2Koito Manufacturing Co., Ltd.
- Optical receiving apparatus6 Oct 2026US 12,756,479 B2Signify Holding B. V.
- Luminaire and methodologies for combined visible illumination and deactivation of bacteria8 Oct 2026US 2026/0306695 A1ABL IP Holding LLC
- Vehicle-to-vehicle lighting synchronization8 Oct 2026US 2026/0307582 A1Whelen Engineering Company, Inc.
- Wireless controllable lighting device8 Oct 2026US 2026/0309313 A1Lutron Technology Company LLC
- Computer Case8 Oct 2026US 2026/0310266 A1Minilith LLC
- Power control method for light source, lighting device, and storage medium8 Oct 2026US 2026/0313766 A1Nitelab Optoelectronics Co., Ltd.
Most cited
By later US patents
- Illumination components1,698US 6,211,626 B1Color Kinetics Incorporated · 2001
- Expandable home automation system1,640US 5,086,385 ACustom Command Systems · 1992
- Wallbox-mountable switch and dimmer1,519US 5,359,231 ALutron Electronics Co., Inc. · 1994
- Multicolored LED lighting method and apparatus1,174US 6,016,038 AColor Kinetics Incorporated · 2000
- Universal lighting network methods and systems1,007US 6,548,967 B1Color Kinetics Incorporated · 2003