Y10S 428/917
Electroluminescent
Y10S428/917 (Electroluminescent) appears on 3,240 US grants and 2,629 published applications in this corpus.
Search patents in Y10S- Granted patents
- 3,240
- Published applications
- 2,629
- Assignees
- 582
- Inventors
- 3,489
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 6 | 0 |
| 1986 | 6 | 0 |
| 1987 | 12 | 0 |
| 1988 | 18 | 0 |
| 1989 | 12 | 0 |
| 1990 | 12 | 0 |
| 1991 | 17 | 0 |
| 1992 | 21 | 0 |
| 1993 | 17 | 0 |
| 1994 | 27 | 0 |
| 1995 | 30 | 0 |
| 1996 | 28 | 0 |
| 1997 | 46 | 0 |
| 1998 | 63 | 0 |
| 1999 | 83 | 0 |
| 2000 | 58 | 0 |
| 2001 | 84 | 55 |
| 2002 | 126 | 190 |
| 2003 | 179 | 252 |
| 2004 | 215 | 310 |
| 2005 | 172 | 362 |
| 2006 | 199 | 280 |
| 2007 | 195 | 235 |
| 2008 | 167 | 180 |
| 2009 | 229 | 196 |
| 2010 | 282 | 122 |
| 2011 | 287 | 124 |
| 2012 | 175 | 125 |
| 2013 | 65 | 63 |
| 2014 | 145 | 37 |
| 2015 | 133 | 44 |
| 2016 | 29 | 9 |
| 2017 | 29 | 11 |
| 2018 | 11 | 8 |
| 2019 | 15 | 8 |
| 2020 | 10 | 6 |
| 2021 | 2 | 3 |
| 2022 | 3 | 1 |
| 2023 | 5 | 3 |
| 2024 | 3 | 3 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Triarylamine derivative, light-emitting substance, light-emitting element, light-emitting device, and electronic device2 Dec 2025US 12,490,650 B2Semiconductor Energy Laboratory Co.Ltd.
- Phenylcarbazole-based compounds and fluorene-based compounds and organic light emitting device and flat panel display device comprising the same29 Apr 2025US 12,289,990 B2Samsung Display Co., Ltd.
- Organic electroluminescent devices4 Jun 2024US 12,004,360 B2Universal Display Corporation
- Triarylamine derivative, light-emitting substance, light-emitting element, light-emitting device, and electronic device7 May 2024US 11,980,087 B2Semiconductor Energy Laboratory Co.Ltd.
- Phenylcarbazole-based compounds and fluorene-based compounds and organic light emitting device and flat panel display device comprising the same2 Apr 2024US 11,950,501 B2Samsung Display Co., Ltd.
- Organic compound, anthracene derivative, and light-emitting element, light-emitting device, and electronic device in which the anthracene derivative is used9 Jul 2026US 2026/0193532 A1Semiconductor Energy Laboratory Co.Ltd.
- Phenylcarbazole-based compounds and fluorene-based compounds and organic light emitting device and flat panel display device comprising the same17 Jul 2025US 2025/0230354 A1Samsung Display Co., Ltd.
- Triarylamine Derivative, Light-Emitting Substance, Light-Emitting Element, Light-Emitting Device, And Electronic Device7 Nov 2024US 2024/0373746 A1Semiconductor Energy Laboratory Co.Ltd.
- Phenylcarbazole-based compounds and fluorene-based compounds and organic light emitting device and flat panel display device comprising the same18 Jul 2024US 2024/0244963 A1Samsung Display Co., Ltd.
- Organic Electroluminescent Device15 Feb 2024US 2024/0057469 A1UDC Ireland Limited
Most cited
By later US patents
- Electroluminescent device with modified thin film luminescent zone2,310US 4,769,292 AEastman Kodak Company · 1988
- OLEDs doped with phosphorescent compounds1,989US 6,303,238 B1The Trustees of Princeton University · 2001
- Structure for high efficiency electroluminescent device1,895US 6,097,147 AThe Trustees of Princeton University · 2000
- High efficiency organic light emitting devices with light directing structures1,629US 5,834,893 AThe Trustees of Princeton University · 1998
- Multicolor display devices1,567US 6,013,982 AThe Trustees of Princeton University · 2000