C09K 11/77068
Silicon aluminium nitrides or silicon aluminium oxynitrides
Official title: {Silicon Aluminium Nitrides or Silicon Aluminium Oxynitrides}
C09K11/77068 (Silicon aluminium nitrides or silicon aluminium oxynitrides) appears on 18 US grants and 22 published applications in this corpus.
Search patents in C09K- Granted patents
- 18
- Published applications
- 22
- Assignees
- 18
- Inventors
- 41
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 2 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 3 |
| 2020 | 0 | 0 |
| 2021 | 3 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Nitride phosphor, and method for producing same12 May 2026US 12,624,282 B2Nichia Corporation
- Radiation-emitting device8 Oct 2024US 12,113,156 B2OSRAM Opto Semiconductor GmbH
- Phosphor and light-emitting equipment using phosphor11 Jul 2023US 11,697,765 B2Citizen Electronics Co., Ltd.
- Nitride fluorescent material and light-emitting device containing same6 Dec 2022US 11,518,935 B2Grirem Advanced Materials Co., Ltd.
- Phosphor and light-emitting equipment using phosphor10 Aug 2021US 11,084,980 B2Citizen Electronics Co., Ltd.
- Manganese-activated narrowband red phosphors24 Jul 2025US 2025/0236790 A1Intematix Corporation
- Light-conversion material and light-emitting device and display device including the same31 Oct 2024US 2024/0363810 A1Lextar Electronics Corporation
- Phosphor, method for producing same, light emitting element and light emitting device18 Jul 2024US 2024/0240081 A1National Institute for Materials Science
- Nitride phosphor, and method for producing same20 Apr 2023US 2023/0124386 A1Nichia Corporation
- Radiation-emitting device28 Jul 2022US 2022/0238765 A1OSRAM Opto Semiconductors GmbH
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
- 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
- Luminescent particles, methods and light emitting devices including the same5US 8,287,759 B2Cree, Inc. · 2012