H10K 50/11
Characterised by the electroluminescent [el] layers
Official title: characterised by the electroluminescent [EL] layers
H10K50/11 (Characterised by the electroluminescent [el] layers) appears on 14,777 US grants and 22,034 published applications in this corpus.
Search patents in H10K- Granted patents
- 14,777
- Published applications
- 22,034
- Assignees
- 1,570
- Inventors
- 14,641
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 11 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 10 | 0 |
| 1996 | 19 | 0 |
| 1997 | 34 | 0 |
| 1998 | 41 | 0 |
| 1999 | 68 | 0 |
| 2000 | 54 | 0 |
| 2001 | 87 | 53 |
| 2002 | 132 | 212 |
| 2003 | 174 | 254 |
| 2004 | 194 | 331 |
| 2005 | 163 | 456 |
| 2006 | 176 | 439 |
| 2007 | 190 | 486 |
| 2008 | 176 | 408 |
| 2009 | 206 | 489 |
| 2010 | 333 | 527 |
| 2011 | 388 | 512 |
| 2012 | 351 | 573 |
| 2013 | 435 | 612 |
| 2014 | 455 | 789 |
| 2015 | 719 | 989 |
| 2016 | 682 | 1028 |
| 2017 | 863 | 1210 |
| 2018 | 912 | 1264 |
| 2019 | 1035 | 1464 |
| 2020 | 1035 | 1384 |
| 2021 | 946 | 1476 |
| 2022 | 957 | 1519 |
| 2023 | 1006 | 1640 |
| 2024 | 1045 | 1688 |
| 2025 | 1039 | 1285 |
| 2026 | 812 | 946 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aromatic amine derivative, and organic electroluminescent element using same6 Oct 2026US 12,753,145 B2Idemitsu Kosan Co., Ltd.
- Organic molecules for optoelectronic devices6 Oct 2026US 12,753,192 B2Samsung Display Co., Ltd.
- Organic electroluminescent materials and devices6 Oct 2026US 12,753,196 B2Universal Display Corporation
- Organic electroluminescent element and electronic device6 Oct 2026US 12,753,341 B2Idemitsu Kosan Co., Ltd.
- Display apparatus, display module, and electronic device6 Oct 2026US 12,757,565 B2Semiconductor Energy Laboratory Co.Ltd.
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0308446 A1Universal Display Corporation
- Organic electroluminescent material and device thereof8 Oct 2026US 2026/0314158 A1Beijing Summer Sprout Technology Co., Ltd.
- Nanoparticles, light-emitting element, and display device8 Oct 2026US 2026/0314159 A1Sharp Display Technology Corporation
- Method for manufacturing quantum dot, quantum dot, and electronic apparatus including the quantum dot8 Oct 2026US 2026/0314160 A1Samsung Display Co., Ltd.
- Display panel and manufacturing method therefor, and display apparatus8 Oct 2026US 2026/0314161 A1Beijing BOE Technology Development Co., Ltd.
Most cited
By later US patents
- Oxide thin film4,015US 6,294,274 B1TDK Corporation · 2001
- Electroluminescent devices2,432US 5,247,190 ACambridge Capital Management Limited · 1993
- Electroluminescent device with modified thin film luminescent zone2,310US 4,769,292 AEastman Kodak Company · 1988
- Multicolor organic light emitting devices2,173US 5,707,745 AThe Trustees of Princeton University · 1998
- OLEDs doped with phosphorescent compounds1,989US 6,303,238 B1The Trustees of Princeton University · 2001