C09K 11/77922
Silicates
Official title: {Silicates}
C09K11/77922 (Silicates) appears on 74 US grants and 92 published applications in this corpus.
Search patents in C09K- Granted patents
- 74
- Published applications
- 92
- Assignees
- 62
- Inventors
- 226
- Latest grant
- 16 Mar 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 2 |
| 2005 | 2 | 3 |
| 2006 | 1 | 4 |
| 2007 | 0 | 6 |
| 2008 | 2 | 13 |
| 2009 | 5 | 13 |
| 2010 | 4 | 10 |
| 2011 | 10 | 4 |
| 2012 | 9 | 6 |
| 2013 | 2 | 5 |
| 2014 | 12 | 6 |
| 2015 | 3 | 2 |
| 2016 | 3 | 2 |
| 2017 | 2 | 3 |
| 2018 | 1 | 4 |
| 2019 | 0 | 1 |
| 2020 | 3 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Blue emitting persistent phosphor compositions as diagnostic reporters16 Mar 2021US 10,948,411 B2University of Houston System
- Mixed anion cesium rare earth silicates11 Aug 2020US 10,738,239 B2University of South Carolina
- Silicate phosphors23 Jun 2020US 10,689,570 B2Merck Patent GmbH
- Fluorescent material, light-emitting device, and method for producing fluorescent material21 Jan 2020US 10,538,702 B2Ube Industries, Ltd.
- Phosphors and phosphor-converted LEDs13 Nov 2018US 10,125,315 B2Merck Patent GmbH
- Silicate fluorescent material, light emitting device, and method for producing silicate fluorescent material11 Sep 2025US 2025/0287741 A1Nichia Corporation
- X-ray detecting film, methods of fabrication and uses thereof12 Oct 2023US 2023/0324784 A1Fuzhou University
- Temperature-sensitive material, a method for its manufacture, and a method determining a thermal history of the material28 Sep 2023US 2023/0303923 A1
- Narrow-band green luminophore20 Apr 2023US 2023/0123606 A1ams-OSRAM International GmbH
- Phosphorescent polycarbonate resin composition and molded article thereof2 Dec 2021US 2021/0371649 A1Mitsubishi Engineering-Plastics Corporation
Most cited
By later US patents
- Long persistent phosphors and persistent energy transfer technique225US 6,953,536 B2University of Georgia Research Foundation, Inc. · 2005
- Long persistent phosphorescence phosphor185US 5,839,718 AKasei Optonix, Ltd. · 1998
- Fluorescent substance and light-emitting device using the same36US 7,468,147 B2Kabushiki Kaisha Toshiba · 2008
- Long afterglow silicate luminescent material and its manufacturing method34US 6,093,346 A2000
- Sol gel method for forming thin luminescent films28US 4,965,091 AAT&T Bell Laboratories · 1990