C09K 11/77217
Silicon nitrides or silicon oxynitrides
Official title: {Silicon Nitrides or Silicon Oxynitrides}
C09K11/77217 (Silicon nitrides or silicon oxynitrides) appears on 15 US grants and 25 published applications in this corpus.
Search patents in C09K- Granted patents
- 15
- Published applications
- 25
- Assignees
- 28
- Inventors
- 68
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 3 |
| 2008 | 1 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 2 |
| 2012 | 2 | 2 |
| 2013 | 2 | 0 |
| 2014 | 2 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Nitride phosphor, and method for producing same12 May 2026US 12,624,282 B2Nichia Corporation
- High brightness light source comprising a blue laser pumping a green yellow phosphor and a yellow orange superluminescent diode pumping a red phosphor29 Apr 2025US 12,287,087 B2Signify Holding B. V.
- Optical device26 Mar 2024US 11,942,577 B2Grirem Advanced Materials Co., Ltd.
- Phosphor, method for producing a phosphor and use of a phosphor6 Oct 2020US 10,793,774 B2OSRAM OLED GmbH
- Phosphor, method for manufacturing same, light emitting device, and image display device4 Oct 2016US 9,458,379 B2National Institute for Materials Science
- Phosphor, method for producing a phosphor and radiation-emitting device18 Jun 2026US 2026/0167864 A1ams-OSRAM International GmbH
- High brightness light source comprising a blue laser pumping a green yellow phosphor and a yellow orange superluminescent diode pumping a red phosphor6 Mar 2025US 2025/0075881 A1Signify Holding B. V.
- Phosphor powder, light-emitting device, image display device, and illumination device21 Dec 2023US 2023/0407171 A1Denka Company Limited
- Nitride phosphor, and method for producing same20 Apr 2023US 2023/0124386 A1Nichia Corporation
- Optical device2 Jun 2022US 2022/0173281 A1Grirem Advanced Materials Co., Ltd.
Most cited
By later US patents
- Phosphor production method13US 7,713,443 B2National Institute for Materials Science · 2010
- Fluorescent substance containing nitrogen, method for manufacturing the same, and light-emitting device12US 7,414,272 B2Kabushiki Kaisha Toshiba · 2008
- Thermally stable oxynitride phosphor and light source comprising such a phosphor5US 8,808,577 B2OSRAM GmbH · 2014
- Phosphor, method for manufacturing same, light emitting device, and image display device2US 9,458,379 B2National Institute for Materials Science · 2016
- α-type silicon nitride phosphor and production method thereof1US 8,613,869 B2Ube Industries, Ltd. · 2013