H10K 50/131
With spacer layers between the electroluminescent layers
Official title: {with spacer layers between the electroluminescent layers}
H10K50/131 (With spacer layers between the electroluminescent layers) appears on 655 US grants and 865 published applications in this corpus.
Search patents in H10K- Granted patents
- 655
- Published applications
- 865
- Assignees
- 146
- Inventors
- 1,355
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 7 |
| 2007 | 0 | 6 |
| 2008 | 1 | 5 |
| 2009 | 3 | 4 |
| 2010 | 3 | 8 |
| 2011 | 8 | 12 |
| 2012 | 3 | 21 |
| 2013 | 16 | 17 |
| 2014 | 20 | 46 |
| 2015 | 37 | 71 |
| 2016 | 40 | 57 |
| 2017 | 57 | 62 |
| 2018 | 64 | 82 |
| 2019 | 66 | 65 |
| 2020 | 59 | 61 |
| 2021 | 46 | 86 |
| 2022 | 44 | 68 |
| 2023 | 46 | 59 |
| 2024 | 60 | 49 |
| 2025 | 44 | 50 |
| 2026 | 36 | 26 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Organic light emitting diode and organic light emitting device including the same6 Oct 2026US 12,757,624 B2LG Display Co., Ltd.
- Display panel and display device15 Sep 2026US 12,740,228 B2Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- Organic light emitting element15 Sep 2026US 12,740,317 B2LG Display Co., Ltd.
- Organic light emitting device8 Sep 2026US 12,729,339 B2LG Display Co., Ltd.
- Organometallic compound and organic light-emitting diode including the same25 Aug 2026US 12,715,888 B2LG Display Co., Ltd.
- Organic el lighting device24 Sep 2026US 2026/0293425 A1Kaneka Corporation
- Organic electroluminescent devices20 Aug 2026US 2026/0247852 A1Universal Display Corporation
- Electroluminescent device, method for manufacturing same, and display device13 Aug 2026US 2026/0239817 A1Sharp Display Technology Corporation
- Display apparatus13 Aug 2026US 2026/0239847 A1Samsung Display Co., Ltd.
- Light emitting display device30 Jul 2026US 2026/0223569 A1LG Display Co., Ltd.
Most cited
By later US patents
- Organic electroluminescent device having an electrically insulating charge generation layer106US 8,080,934 B2Rohm Co., Ltd. · 2011
- Organic light emitting device76US 9,406,908 B2LG Display Co., Ltd. · 2016
- Organic light emitting diode53US 10,134,813 B2Samsung Display Co., Ltd. · 2018
- Organic electroluminescent element51US 9,748,313 B2Panasonic Intellectual Property Management Co., Ltd. · 2017
- White organic light emitting device50US 10,418,577 B2LG Display Co., Ltd. · 2019