H10K 85/657
Polycyclic condensed heteroaromatic hydrocarbons
Official title: {Polycyclic condensed heteroaromatic hydrocarbons}
H10K85/657 (Polycyclic condensed heteroaromatic hydrocarbons) appears on 8,330 US grants and 13,657 published applications in this corpus.
Search patents in H10K- Granted patents
- 8,330
- Published applications
- 13,657
- Assignees
- 956
- Inventors
- 8,355
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 14 | 10 |
| 2002 | 31 | 46 |
| 2003 | 35 | 76 |
| 2004 | 66 | 109 |
| 2005 | 52 | 117 |
| 2006 | 38 | 164 |
| 2007 | 53 | 223 |
| 2008 | 56 | 185 |
| 2009 | 72 | 252 |
| 2010 | 166 | 268 |
| 2011 | 201 | 284 |
| 2012 | 224 | 385 |
| 2013 | 241 | 391 |
| 2014 | 252 | 560 |
| 2015 | 431 | 663 |
| 2016 | 438 | 777 |
| 2017 | 507 | 774 |
| 2018 | 610 | 730 |
| 2019 | 599 | 797 |
| 2020 | 543 | 902 |
| 2021 | 521 | 927 |
| 2022 | 586 | 1010 |
| 2023 | 673 | 1222 |
| 2024 | 663 | 1190 |
| 2025 | 694 | 942 |
| 2026 | 510 | 653 |
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 compound, light-emitting device, light-emitting apparatus, electronic appliance, and lighting device6 Oct 2026US 12,753,182 B2Semiconductor Energy Laboratory 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.
- Organic electroluminescence device, light emitting device, organic electroluminescence display device and electronic device6 Oct 2026US 12,757,568 B2Idemitsu Kosan Co., Ltd.
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0308168 A1Universal Display Corporation
- Photoelectric conversion element, imaging element, optical sensor, and compound8 Oct 2026US 2026/0314154 A1FUJIFILM Corporation
- Photoelectric conversion element containing photoelectric conversion element material8 Oct 2026US 2026/0314156 A1Nippon Steel Chemical & Material Co., Ltd.
- 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.
Most cited
By later US patents
- Material for luminescence element and luminescence element using the same890US 6,528,187 B1Fuji Photo Film Co., Ltd. · 2003
- Binuclear compounds889US 7,090,928 B2University of Southern California · 2006
- Organic electroluminescent devices having improved power conversion efficiencies838US 4,539,507 AEastman Kodak Company · 1985
- Electroluminescent device with anthracene derivatives hole transport layer267US 6,465,115 B2Eastman Kodak Company · 2002
- Organometallic complexes as phosphorescent emitters in organic LEDs235US 6,830,828 B2The Trustees of Princeton University · 2004