F21W 2102/20
Illuminance distribution within the emitted light
F21W2102/20 (Illuminance distribution within the emitted light) appears on 76 US grants and 87 published applications in this corpus.
Search patents in F21W- Granted patents
- 76
- Published applications
- 87
- Assignees
- 39
- Inventors
- 180
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 11 |
| 2016 | 1 | 1 |
| 2017 | 4 | 1 |
| 2018 | 1 | 3 |
| 2019 | 4 | 6 |
| 2020 | 3 | 8 |
| 2021 | 8 | 7 |
| 2022 | 14 | 13 |
| 2023 | 10 | 8 |
| 2024 | 7 | 14 |
| 2025 | 11 | 6 |
| 2026 | 4 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Light module for a lighting device of a motor vehicle1 Sep 2026US 12,723,726 B2Valeo Vision
- Vehicle lamp10 Feb 2026US 12,546,866 B2Stanley Electric Co., Ltd.
- Method for operating a high-resolution headlamp of a vehicle13 Jan 2026US 12,522,130 B2Hella GmbH & Co. KGaA
- Vehicle headlight6 Jan 2026US 12,516,791 B2Koito Manufacturing Co., Ltd.
- Lamp and vehicle23 Dec 2025US 12,504,137 B2Beijing Chehejia Automobile Technology Co., Ltd.
- Control apparatus for a vehicle lamp, vehicle lamp system20 Aug 2026US 2026/0241851 A1Stanley Electric Co., Ltd.
- Vehicle headlight11 Dec 2025US 2025/0377083 A1Koito Manufacturing Co., Ltd.
- Lamp system for moving objects and its control method21 Aug 2025US 2025/0264203 A1Hyundai Mobis Co., Ltd.
- Vehicle headlight19 Jun 2025US 2025/0196754 A1Koito Manufacturing Co., Ltd.
- Vehicle light19 Jun 2025US 2025/0198587 A1Koito Manufacturing Co., Ltd.
Most cited
By later US patents
- Vehicle lamp7US 6,575,608 B2Stanley Electric Co., Ltd. · 2003
- Lamp unit7US 8,287,167 B2Koito Manufacturing Co., Ltd. · 2012
- Direct emitting LED illumination module for eliminating chromatic dispersion6US 10,260,708 B2Excellence Optoelectronics (Dong Guan) Ltd. · 2019
- Road lighting5US 10,885,772 B2Lumileds LLC · 2021
- Projection module for a motor vehicle5US 9,146,013 B2Zizala Lichtsysteme GmbH · 2015