H10K 85/623
Containing five rings
Official title: {containing five rings, e.g. pentacene}
H10K85/623 (Containing five rings) appears on 675 US grants and 1,070 published applications in this corpus.
Search patents in H10K- Granted patents
- 675
- Published applications
- 1,070
- Assignees
- 258
- Inventors
- 1,879
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 7 |
| 2002 | 9 | 14 |
| 2003 | 7 | 20 |
| 2004 | 19 | 26 |
| 2005 | 14 | 30 |
| 2006 | 16 | 24 |
| 2007 | 10 | 55 |
| 2008 | 14 | 34 |
| 2009 | 20 | 33 |
| 2010 | 27 | 33 |
| 2011 | 29 | 39 |
| 2012 | 24 | 41 |
| 2013 | 27 | 30 |
| 2014 | 33 | 36 |
| 2015 | 44 | 47 |
| 2016 | 37 | 65 |
| 2017 | 35 | 58 |
| 2018 | 50 | 42 |
| 2019 | 39 | 55 |
| 2020 | 32 | 32 |
| 2021 | 27 | 35 |
| 2022 | 28 | 84 |
| 2023 | 24 | 44 |
| 2024 | 37 | 36 |
| 2025 | 37 | 73 |
| 2026 | 22 | 77 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Organic electroluminescent element and electronic device using same30 Jun 2026US 12,668,739 B2Idemitsu Kosan Co., Ltd.
- Organic electroluminescent materials and devices12 May 2026US 12,624,055 B2Universal Display Corporation
- Photoelectric conversion element, imaging element, optical sensor, and compound8 Oct 2026US 2026/0314154 A1FUJIFILM Corporation
- Organic electroluminescent materials and devices8 Oct 2026US 2026/0314165 A1Universal Display Corporation
- Light-emitting device including organometallic compound, electronic apparatus including the light-emitting device, and the organometallic compound8 Oct 2026US 2026/0314172 A1Samsung Display Co., Ltd.
- Organic electroluminescent element and electronic device1 Oct 2026US 2026/0297107 A1Idemitsu Kosan Co., Ltd.
- Organic light-emitting device1 Oct 2026US 2026/0305160 A1LG Chem.Ltd.
Most cited
By later US patents
- Film forming method, semiconductor device, manufacturing method thereof and substrate processing apparatus therefor470US 8,785,311 B2Tokyo Electron Limited · 2014
- Substrate processing apparatus469US 8,999,102 B2Tokyo Electron Limited · 2015
- Blue emitting internal junction organic electroluminescent device (I)398US 5,151,629 AEastman Kodak Company · 1992
- Electroluminescent device with anthracene derivatives hole transport layer267US 6,465,115 B2Eastman Kodak Company · 2002
- Organic light-emitting diode devices with improved operational stability221US 7,183,010 B2Eastman Kodak Company · 2007