C09K 11/684
With alkaline earth metals
Official title: {with alkaline earth metals}
C09K11/684 (With alkaline earth metals) appears on 15 US grants and 31 published applications in this corpus.
Search patents in C09K- Granted patents
- 15
- Published applications
- 31
- Assignees
- 19
- Inventors
- 56
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 3 |
| 2008 | 0 | 0 |
| 2009 | 2 | 4 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 2 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 3 |
| 2023 | 1 | 1 |
| 2024 | 1 | 6 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oxide fluorescent material, light emitting device, and method for producing oxide fluorescent material28 Apr 2026US 12,612,549 B2Nichia Corporation
- Multifunctional fluorescent tags for subterranean applications8 Oct 2024US 12,110,448 B2Saudi Arabian Oil Company
- Nanocomposite material made of a polymer-matrix comprising PEO- containing polymers and salts of luminescent polyanionic metal clusters4 Apr 2023US 11,618,829 B2Centre National de la Recherche Scientifique (CNRS)
- X-ray backscattering detector13 Jul 2021US 11,061,149 B2The Boeing Company
- Na3WO4F and derivatives thereof as a scintillation material and their methods of making7 Mar 2017US 9,587,174 B2University of South Carolina
- Oxide phosphor, light emitting device, and method for producing oxide phosphor28 Aug 2025US 2025/0275312 A1Nichia Corporation
- Oxide fluorescent material and light emitting device using the same2 Jan 2025US 2025/0002782 A1Nichia Corporation
- Bilirubin-coated radio-luminescent particles26 Dec 2024US 2024/0425752 A1Purdue Research Foundation
- Oxide phosphor, light-emitting device, and method for producing oxide phosphor8 Aug 2024US 2024/0263070 A1Nichia Corporation
- Light-emitting device, illumination device, and night-vision device4 Jul 2024US 2024/0218246 A1Nichia Corporation
Most cited
By later US patents
- Fluorescent material and light-emitting device83US 8,169,131 B2Nichia Corporation · 2012
- Synthesis of nanoparticles33US 7,241,399 B2Centrum fuer Angewandte Nanotechnologie (CAN) GmbH · 2007
- Fluorescent material and light-emitting device13US 7,658,866 B2Nichia Corporation · 2010
- Fluorescent material and light-emitting device10US 7,488,432 B2Nichia Corporation · 2009
- Luminescent compounds8US 5,273,732 AGeneral Electric Company · 1993