H05B 47/235
With communication between the lamps and a central unit
Official title: {with communication between the lamps and a central unit}
H05B47/235 (With communication between the lamps and a central unit) appears on 70 US grants and 66 published applications in this corpus.
Search patents in H05B- Granted patents
- 70
- Published applications
- 66
- Assignees
- 52
- Inventors
- 141
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 2 |
| 2002 | 4 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 3 |
| 2007 | 3 | 2 |
| 2008 | 1 | 3 |
| 2009 | 0 | 6 |
| 2010 | 4 | 1 |
| 2011 | 2 | 2 |
| 2012 | 4 | 1 |
| 2013 | 0 | 3 |
| 2014 | 2 | 4 |
| 2015 | 3 | 3 |
| 2016 | 2 | 3 |
| 2017 | 3 | 3 |
| 2018 | 2 | 5 |
| 2019 | 5 | 5 |
| 2020 | 6 | 7 |
| 2021 | 4 | 3 |
| 2022 | 3 | 3 |
| 2023 | 3 | 3 |
| 2024 | 1 | 0 |
| 2025 | 4 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lighting device for a motor vehicle28 Oct 2025US 12,454,213 B2Bayerische Motoren Werke Aktiengesellschaft
- System for checking a luminaire status and method thereof26 Aug 2025US 12,402,233 B2Schreder S.A.
- Automated testing of emergency lights15 Apr 2025US 12,277,854 B2Hexmodal Technologies LLC
- Short circuit detection module18 Mar 2025US 12,256,474 B2II Stanley Co., Inc.
- Visualization of wireless signal propagation in a networked lighting control system with luminaires2 Jan 2024US 11,863,629 B1Silvair Sp. z o.o.
- Airfield Ground Light with Integrated Light Controller That Employs Powerline Communications and Sensors11 Jun 2026US 2026/0164523 A1ADB Safegae BV
- System for Checking a Luminaire Status and Method Thereof29 Jun 2023US 2023/0209692 A1Schreder S.A.
- Automated testing of emergency lights25 May 2023US 2023/0162592 A1Hexmodal Technologies LLC
- Airfield Ground Light with Integrated Light Controller That Employs Powerline Communications and Sensors4 May 2023US 2023/0138515 A1ADB Safegate Americas, LLC
- Control device, control device system, runway flash lighting device control system, program, and recording medium22 Dec 2022US 2022/0402628 A1HotaluX, Ltd.
Most cited
By later US patents
- Lighting control system having temperature compensation and trim circuits80US 7,701,151 B2American Sterilizer Company · 2010
- LED array having an active shunt arrangement64US 6,153,980 APhilips Electronics North America Corporation · 2000
- Programmable string of lights59US 6,367,952 B1Ventur Research & Development Corp. · 2002
- Christmas light string46US 6,344,716 B12002
- Subsystem and method for detecting lamp failure42US 5,397,963 ANew Bedford Panoramex Corporation · 1995