C09K 11/665
With alkali or alkaline earth metals
Official title: {with alkali or alkaline earth metals}
C09K11/665 (With alkali or alkaline earth metals) appears on 238 US grants and 327 published applications in this corpus.
Search patents in C09K- Granted patents
- 238
- Published applications
- 327
- Assignees
- 169
- Inventors
- 648
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 5 |
| 2005 | 2 | 8 |
| 2006 | 2 | 8 |
| 2007 | 2 | 8 |
| 2008 | 2 | 12 |
| 2009 | 4 | 7 |
| 2010 | 6 | 9 |
| 2011 | 8 | 6 |
| 2012 | 9 | 3 |
| 2013 | 0 | 6 |
| 2014 | 6 | 2 |
| 2015 | 9 | 5 |
| 2016 | 2 | 10 |
| 2017 | 5 | 20 |
| 2018 | 8 | 18 |
| 2019 | 19 | 23 |
| 2020 | 21 | 26 |
| 2021 | 25 | 37 |
| 2022 | 24 | 33 |
| 2023 | 18 | 29 |
| 2024 | 24 | 21 |
| 2025 | 27 | 14 |
| 2026 | 9 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Perovskite-organic chromophore based X-ray imagining scintillator6 Oct 2026US 12,755,859 B2King Abdullah University of Science and Technology
- Quantum dots material solution, method of forming quantum dots layer, and array substrate, display panel, and method of fabricating display panel14 Jul 2026US 12,680,020 B2Beijing BOE Technology Development Co., Ltd.
- Macromolecular ammonium and guanidinium halides for tuning color of perovskite nanocrystals2 Jun 2026US 12,644,047 B2University of Massachusetts
- Method for producing inorganic fluoride luminescent material28 Apr 2026US 12,612,548 B2Nichia Corporation
- Wide bandgap perovskite quantum dots in a perovskite matrix and process for preparing same28 Apr 2026US 12,615,908 B2Huawei Technologies Canada Co., Ltd.
- Coating agent for forming large-area perovskite thin film and method for forming perovskite thin film using same24 Sep 2026US 2026/0293510 A1Hanwha Solutions Corporation
- Defect-free perovskite nanocrystal, method of manufacturing same, and light-emitting device including same6 Aug 2026US 2026/0226346 A1The Industry & Academic Cooperation in Chungnam National University (IAC)
- Blue light-emitting material having a perovskite-like structure and improved photoluminescent quantum yield, and method of preparing same30 Jul 2026US 2026/0218044 A1Iucf-Hyu (Ind-Univ.Cooperation Foundation Hanyang University)
- Particle Comprising Perovskite Core21 May 2026US 2026/0139185 A1
- Enhancing luminescent properties of vapor-deposited perovskite films through vapor exposure7 May 2026US 2026/0130086 A1
Most cited
By later US patents
- Red line emitting phosphor materials for use in LED applications112US 7,497,973 B2Lumination LLC · 2009
- White lamps with enhanced color contrast102US 7,453,195 B2Lumination LLC · 2008
- Fluorescent material and light-emitting device83US 8,169,131 B2Nichia Corporation · 2012
- LED illumination device with layered phosphor pattern60US 7,327,078 B2Lumination LLC · 2008
- Luminescent materials that emit light in the visible range or the near infrared range56US 7,641,815 B2UltraDots, Inc. · 2010