F21S 41/155
Surface emitters
Official title: Surface emitters, e.g. organic light emitting diodes [OLED]
F21S41/155 (Surface emitters) appears on 266 US grants and 304 published applications in this corpus.
Search patents in F21S- Granted patents
- 266
- Published applications
- 304
- Assignees
- 86
- Inventors
- 420
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 1 |
| 2004 | 0 | 15 |
| 2005 | 3 | 21 |
| 2006 | 11 | 17 |
| 2007 | 18 | 18 |
| 2008 | 15 | 16 |
| 2009 | 10 | 19 |
| 2010 | 22 | 18 |
| 2011 | 15 | 25 |
| 2012 | 12 | 10 |
| 2013 | 25 | 18 |
| 2014 | 15 | 14 |
| 2015 | 15 | 14 |
| 2016 | 11 | 10 |
| 2017 | 12 | 16 |
| 2018 | 13 | 18 |
| 2019 | 17 | 17 |
| 2020 | 20 | 10 |
| 2021 | 14 | 5 |
| 2022 | 3 | 4 |
| 2023 | 2 | 4 |
| 2024 | 3 | 8 |
| 2025 | 7 | 3 |
| 2026 | 2 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Light-emitting module integrating a flexible organic light-emitting diode29 Sep 2026US 12,747,843 B2Valeo Vision
- Lighting device for motor vehicles having an emitter that emits light by thermally activated delayed fluorescence7 Apr 2026US 12,598,858 B2Samsung Display Co., Ltd.
- Organic light emitting display device and lighting apparatus for vehicles using the same19 Aug 2025US 12,392,470 B2LG Display Co., Ltd.
- OLED lamp panel with display peripheral regions and display region of regular shape formed by plurality of light emitting units of the same shape, and lighting device having the same15 Jul 2025US 12,359,785 B2Gu An Yeolight Technology Co., Ltd.
- Light emitting module and car lamp10 Jun 2025US 12,326,239 B2Boe Technology Group Co., Ltd.
- Low energy usage lighting device2 Jul 2026US 2026/0185671 A1Margik, Inc.
- Light-emitting device and lighting apparatus28 May 2026US 2026/0146722 A1Stanley Electric Co., Ltd.
- Light-emitting module integrateing a flexible organic light-emitting diode12 Mar 2026US 2026/0071730 A1Valeo Vision
- Illumination Apparatus for a Motor Vehicle31 Jul 2025US 2025/0243982 A1Bayerische Motoren Werke Aktiengesellschaft
- Light emitting module and car lamp27 Feb 2025US 2025/0067420 A1Boe Technology Group Co., Ltd.
Most cited
By later US patents
- Radiation emitter device having an integral micro-groove lens225US 6,670,207 B1Gentex Corporation · 2003
- Illumination system using a plurality of light sources77US 7,163,327 B23M Innovative Properties Company · 2007
- Headlamp for vehicle50US 7,114,837 B2Koito Manufacturing Co., Ltd. · 2006
- Vehicle headlamp46US 7,156,544 B2Koito Maunufacturing Co., Inc · 2007
- Lamp43US 7,165,871 B2Koito Manufacturing Co., Ltd. · 2007