H10K 50/19
Tandem oleds
Official title: Tandem OLEDs
H10K50/19 (Tandem oleds) appears on 1,076 US grants and 1,871 published applications in this corpus.
Search patents in H10K- Granted patents
- 1,076
- Published applications
- 1,871
- Assignees
- 207
- Inventors
- 2,449
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 3 |
| 2004 | 2 | 11 |
| 2005 | 5 | 24 |
| 2006 | 5 | 27 |
| 2007 | 8 | 39 |
| 2008 | 6 | 27 |
| 2009 | 13 | 28 |
| 2010 | 20 | 27 |
| 2011 | 28 | 34 |
| 2012 | 17 | 44 |
| 2013 | 40 | 34 |
| 2014 | 41 | 39 |
| 2015 | 51 | 71 |
| 2016 | 40 | 69 |
| 2017 | 70 | 89 |
| 2018 | 69 | 90 |
| 2019 | 71 | 77 |
| 2020 | 74 | 84 |
| 2021 | 64 | 114 |
| 2022 | 69 | 140 |
| 2023 | 71 | 167 |
| 2024 | 80 | 220 |
| 2025 | 104 | 206 |
| 2026 | 125 | 207 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Display panels and display devices29 Sep 2026US 12,751,134 B2Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- Display device, method for manufacturing display device, display module, and electronic device29 Sep 2026US 12,751,135 B2Semiconductor Energy Laboratory Co.Ltd.
- Display device, method for manufacturing display device, display module, and electronic device29 Sep 2026US 12,751,195 B2Semiconductor Energy Laboratory Co.Ltd.
- Photonic feedback organic photodiodes and upconverters22 Sep 2026US 12,742,999 B2Oledworks GmbH
- Display device15 Sep 2026US 12,740,231 B2Semiconductor Energy Laboratory Co.Ltd.
- Display with light amplification8 Oct 2026US 2026/0310044 A1Oledworks GmbH
- Light-Emitting Device8 Oct 2026US 2026/0314173 A1Semiconductor Energy Laboratory Co.Ltd.
- Deposition mask, method of manufacturing the same, and electronic device manufactured by using the same1 Oct 2026US 2026/0297722 A1Samsung Display Co., Ltd.
- Organic electroluminescent materials and devices1 Oct 2026US 2026/0305065 A1Universal Display Corporation
- Display panel and electronic apparatus including the same1 Oct 2026US 2026/0305066 A1Samsung Display Co., Ltd.
Most cited
By later US patents
- Cascaded organic electroluminescent devices with improved voltage stability213US 6,717,358 B1Eastman Kodak Company · 2004
- Serially-connected organic light emitting diode stack having conductors sandwiching each light emitting layer187US 6,337,492 B12002
- Organic EL light emitting element with light emitting layers and intermediate conductive layer175US 6,107,734 AIdemitsu Kosan Co., Ltd. · 2000
- Light emitting element, light emitting device, and electronic device172US 8,274,214 B2Semiconductor Energy Laboratory Co.Ltd. · 2012
- Providing an organic electroluminescent device having stacked electroluminescent units127US 6,872,472 B2Eastman Kodak Company · 2005