H10K 85/654
Comprising only nitrogen as heteroatom
Official title: {comprising only nitrogen as heteroatom (H10K85/652 takes precedence)}
H10K85/654 (Comprising only nitrogen as heteroatom) appears on 4,053 US grants and 7,333 published applications in this corpus.
Search patents in H10K- Granted patents
- 4,053
- Published applications
- 7,333
- Assignees
- 546
- Inventors
- 5,164
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 10 | 6 |
| 2002 | 16 | 26 |
| 2003 | 21 | 38 |
| 2004 | 36 | 65 |
| 2005 | 24 | 54 |
| 2006 | 25 | 91 |
| 2007 | 27 | 87 |
| 2008 | 28 | 53 |
| 2009 | 40 | 79 |
| 2010 | 67 | 95 |
| 2011 | 70 | 108 |
| 2012 | 69 | 114 |
| 2013 | 78 | 138 |
| 2014 | 79 | 251 |
| 2015 | 147 | 319 |
| 2016 | 166 | 388 |
| 2017 | 230 | 385 |
| 2018 | 294 | 376 |
| 2019 | 292 | 451 |
| 2020 | 269 | 480 |
| 2021 | 275 | 499 |
| 2022 | 338 | 565 |
| 2023 | 404 | 749 |
| 2024 | 353 | 785 |
| 2025 | 384 | 634 |
| 2026 | 288 | 497 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light-emitting device and method of manufacturing the same, display panel and display apparatus6 Oct 2026US 12,757,569 B2Beijing BOE Technology Development Co., Ltd.
- Organic light emitting diode and organic light emitting display device including the same6 Oct 2026US 12,757,570 B2LG Display Co., Ltd.
- Pyrazole compounds for organic light emitting diodes and other applications6 Oct 2026US 12,757,631 B2Kebotix, Inc.
- Organic molecules for use in light-emitting devices29 Sep 2026US 12,747,210 B2Samsung Display Co., Ltd.
- Organic electroluminescent device29 Sep 2026US 12,751,132 B2Beijing Summer Sprout Technology Co., Ltd.
- Photoelectric conversion element, imaging element, optical sensor, and compound8 Oct 2026US 2026/0314154 A1FUJIFILM Corporation
- Organic electroluminescent material and device thereof8 Oct 2026US 2026/0314158 A1Beijing Summer Sprout Technology Co., Ltd.
- Polycyclic compounds and organic light-emitting device comprising the same8 Oct 2026US 2026/0314162 A1Sfc Co., Ltd.
- Organic electroluminescent material, element and display device8 Oct 2026US 2026/0314163 A1Beijing Summer Sprout Technology Co., Ltd.
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0314166 A1Universal Display Corporation
Most cited
By later US patents
- OLEDs doped with phosphorescent compounds1,989US 6,303,238 B1The Trustees of Princeton University · 2001
- Organometallic complexes as phosphorescent emitters in organic LEDs235US 6,830,828 B2The Trustees of Princeton University · 2004
- Organic light-emitting diode devices with improved operational stability221US 7,183,010 B2Eastman Kodak Company · 2007
- Compound for use in organic electroluminescent device and organic electroluminescent device195US 7,993,760 B2Nippon Steel Chemical Co., Ltd. · 2011
- Phosphorescent OLEDs with exciton blocking layer183US 7,597,967 B2Eastman Kodak Company · 2009