C09K 11/77498
Silicon aluminium nitrides or silicon aluminium oxynitrides
Official title: {Silicon Aluminium Nitrides or Silicon Aluminium Oxynitrides}
C09K11/77498 (Silicon aluminium nitrides or silicon aluminium oxynitrides) appears on 12 US grants and 14 published applications in this corpus.
Search patents in C09K- Granted patents
- 12
- Published applications
- 14
- Assignees
- 10
- Inventors
- 29
- Latest grant
- 11 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 2 |
| 2020 | 0 | 0 |
| 2021 | 2 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
By publication year.
Recent patents
- Phosphor and light-emitting equipment using phosphor11 Jul 2023US 11,697,765 B2Citizen Electronics Co., Ltd.
- Phosphor and light-emitting equipment using phosphor10 Aug 2021US 11,084,980 B2Citizen Electronics Co., Ltd.
- Phosphor, method for production same, light emitting device, image display, pigment and ultraviolet light absorber6 Apr 2021US 10,968,387 B2National Institute for Materials Science
- Phosphor and light-emitting equipment using phosphor11 Sep 2018US 10,072,207 B2Citizen Electronics Co., Ltd.
- Fluorescent powder and light-emitting device including the same27 Mar 2018US 9,926,489 B2General Research Institute for Nonferrous Metals
- Phosphor, method for producing same, light emitting element and light emitting device18 Jul 2024US 2024/0240081 A1National Institute for Materials Science
- Phosphor and light-emitting equipment using phosphor24 Feb 2022US 2022/0056339 A1Citizen Electronics Co., Ltd.
- Phosphor and light-emitting equipment using phosphor2 May 2019US 2019/0127638 A1Citizen Electronics Co., Ltd.
- Phosphor, Method for Production Same, Light Emitting Device, Image Display, Pigment and Ultraviolet Light Absorber18 Apr 2019US 2019/0112526 A1National Institute for Materials Science
- Phosphor and light-emitting equipment using phosphor5 Oct 2017US 2017/0283261 A1Citizen Electronics Co., Ltd.
Most cited
By later US patents
- Oxynitride phosphor activated by a rare earth element, and sialon type phosphor47US 6,632,379 B2National Institute for Materials Science · 2003
- Oxynitride phosphor activated by a rare earth element, and sialon type phosphor18US 6,776,927 B2National Institute for Materials Science · 2004
- Luminescent material17US 8,105,502 B2Kabushiki Kaisha Toshiba · 2012
- Phosphor and light-emitting equipment using phosphor16US 8,409,470 B2Independent Administrative Institution National Institute for Materials Science · 2013
- Sialon-based oxynitride phosphor, process for its production, and use thereof13US 7,074,346 B2Ube Industries, Ltd. · 2006