F21W 2103/30
Hazard lights
F21W2103/30 (Hazard lights) appears on 31 US grants and 39 published applications in this corpus.
Search patents in F21W- Granted patents
- 31
- Published applications
- 39
- Assignees
- 25
- Inventors
- 62
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 3 |
| 2020 | 9 | 8 |
| 2021 | 3 | 3 |
| 2022 | 2 | 5 |
| 2023 | 1 | 2 |
| 2024 | 4 | 9 |
| 2025 | 4 | 3 |
| 2026 | 4 | 4 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- System for projecting multiple light beams19 May 2026US 12,631,311 B2Valeo Vision
- Remote vehicle hazard and communication beacon5 May 2026US 12,617,337 B2Emergency Safety Solutions, Inc.
- System and method for portable, safety lighting17 Feb 2026US 12,554,058 B2Archangel Device LLC
- Warning lights using dominantly visible violet light to induce fluorescence in photoluminescent materials20 Jan 2026US 12,529,463 B2Star Safety Technologies, LLC
- Visual front alert system21 Oct 2025US 12,447,895 B2Pedestrian Safety Solutions, LLC
- Flat micro-led for taillight23 Jul 2026US 2026/0210517 A1VueReal Inc.
- Vehicle emergency flasher control system16 Jul 2026US 2026/0202032 A1Nissan North America, Inc.
- System and method for portable, safety lighting4 Jun 2026US 2026/0153664 A1Archangel Device LLC
- Tilt-adapting lighting system28 May 2026US 2026/0146726 A1Federal Signal Corporation
- Control system and method for vehicle lighting arrangement26 Jun 2025US 2025/0207752 A1Jaguar Land Rover Limited
Most cited
By later US patents
- TFT LCD light bar21US 10,598,332 B1Putco, Inc. · 2020
- Lighting equipment19US 6,883,938 B1Nippon Zeon Co., Ltd. · 2005
- Light bar using surface-mount technology8US 10,859,229 B1Putco, Inc. · 2020
- Enhancement of vehicle hazard systems7US 10,870,390 B2ESS-Help, Inc. · 2020
- Remote vehicle hazard and communication beacon6US 11,135,968 B2ESS-Help, Inc. · 2021