H05B 45/12
Using optical feedback
Official title: using optical feedback
H05B45/12 (Using optical feedback) appears on 1,154 US grants and 1,357 published applications in this corpus.
Search patents in H05B- Granted patents
- 1,154
- Published applications
- 1,357
- Assignees
- 616
- Inventors
- 2,160
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 5 |
| 2003 | 6 | 11 |
| 2004 | 11 | 8 |
| 2005 | 6 | 18 |
| 2006 | 8 | 14 |
| 2007 | 7 | 12 |
| 2008 | 12 | 34 |
| 2009 | 14 | 40 |
| 2010 | 16 | 39 |
| 2011 | 22 | 36 |
| 2012 | 38 | 54 |
| 2013 | 38 | 65 |
| 2014 | 61 | 92 |
| 2015 | 75 | 114 |
| 2016 | 91 | 131 |
| 2017 | 116 | 111 |
| 2018 | 125 | 116 |
| 2019 | 122 | 95 |
| 2020 | 77 | 85 |
| 2021 | 59 | 58 |
| 2022 | 57 | 44 |
| 2023 | 63 | 55 |
| 2024 | 39 | 43 |
| 2025 | 45 | 55 |
| 2026 | 25 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time6 Oct 2026US 12,757,304 B2Lutron Technology Company LLC
- Special light effects system29 Sep 2026US 12,750,931 B2Universal City Studios LLC
- Light emission arrangement and method for operating a light emission arrangement11 Aug 2026US 12,707,542 B2ams-OSRAM International GmbH
- Method and system for reducing flickering-of lamps powered by an electricity distribution network4 Aug 2026US 12,701,644 B2Technologies Intelia Inc.
- Control a dimming level of an illumination load by a dimmer device28 Jul 2026US 12,696,364 B2Roku, Inc.
- Lighting apparatus and control system for lighting apparatus8 Oct 2026US 2026/0313776 A1Maltani Corporation
- Integrated ceiling device with mechanical arrangement for a light source1 Oct 2026US 2026/0298440 A1Lighting Defense Group, LLC
- Method and system for real-time control of spectrally tunable light sources using pre-computed simplex meshes24 Sep 2026US 2026/0292958 A1
- Space Lighting System Based on Lighting Target17 Sep 2026US 2026/0282188 A1Self Electronics Co., Ltd.
- See-through computer display systems10 Sep 2026US 2026/0271148 A1Mentor Acquisition One, LLC
Most cited
By later US patents
- Universal lighting network methods and systems1,007US 6,548,967 B1Color Kinetics Incorporated · 2003
- Methods and apparatus for controlling devices in a networked lighting system584US 6,608,453 B2Color Kinetics Incorporated · 2003
- Method and apparatus for an L.E.D. flashlight530US 6,095,661 APPT Vision, Inc. · 2000
- Universal lighting network methods and systems437US 7,309,965 B2Color Kinetics Incorporated · 2007
- Maintaining LED luminous intensity408US 5,783,909 ARelume Corporation · 1998