H05B 47/22
With communication between the lamps and a central unit
Official title: {with communication between the lamps and a central unit}
H05B47/22 (With communication between the lamps and a central unit) appears on 281 US grants and 294 published applications in this corpus.
Search patents in H05B- Granted patents
- 281
- Published applications
- 294
- Assignees
- 191
- Inventors
- 591
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 1 |
| 2002 | 12 | 10 |
| 2003 | 5 | 3 |
| 2004 | 8 | 9 |
| 2005 | 4 | 6 |
| 2006 | 4 | 5 |
| 2007 | 3 | 15 |
| 2008 | 5 | 9 |
| 2009 | 8 | 13 |
| 2010 | 6 | 13 |
| 2011 | 8 | 9 |
| 2012 | 12 | 9 |
| 2013 | 15 | 25 |
| 2014 | 12 | 15 |
| 2015 | 14 | 15 |
| 2016 | 11 | 18 |
| 2017 | 21 | 20 |
| 2018 | 14 | 13 |
| 2019 | 15 | 12 |
| 2020 | 15 | 21 |
| 2021 | 12 | 11 |
| 2022 | 15 | 9 |
| 2023 | 8 | 18 |
| 2024 | 10 | 10 |
| 2025 | 13 | 3 |
| 2026 | 5 | 2 |
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
- Multi-function active accessories for LED lamps9 Jun 2026US 12,650,215 B2Korrus, Inc.
- Lamp monitoring and control system and method26 May 2026US 12,641,701 B2Smartcap Innovations, LLC
- Centralized light supply apparatus12 May 2026US 12,628,260 B2Zte Corporation
- Aeronautic ground light fixture with RF antenna28 Apr 2026US 12,612,183 B2ADB Safegate BV
- Airfield Ground Light with Integrated Light Controller That Employs Powerline Communications and Sensors11 Jun 2026US 2026/0164523 A1ADB Safegae BV
- Addressable lighting fault detection5 Mar 2026US 2026/0068017 A1Axis Innovations, LLC
- System and method for railroad smart flasher lamps20 Nov 2025US 2025/0358915 A1BNSF Railway Company
- Aeronautic ground light fixture with rf antenna5 Jun 2025US 2025/0178745 A1ADB Safegate BV
- Centralized light supply apparatus6 Feb 2025US 2025/0048523 A1Zte Corporation
Most cited
By later US patents
- Power/energy management control system331US 6,528,957 B1Lutron Electronics Co., Inc. · 2003
- System for monitoring the light level around an ATM276US 6,028,522 AStatSignal Systems, Inc. · 2000
- Monitoring and alerting system for buildings212US 6,121,875 AInform 2000 · 2000
- Intelligent lamp or intelligent contact terminal for a lamp171US 5,592,051 A1997
- Lamp monitoring and control system and method128US 6,035,266 AA. L. Air Data, Inc. · 2000