C09K 11/77747
Silicon nitrides or silicon oxynitrides
Official title: {Silicon Nitrides or Silicon Oxynitrides}
C09K11/77747 (Silicon nitrides or silicon oxynitrides) appears on 51 US grants and 61 published applications in this corpus.
Search patents in C09K- Granted patents
- 51
- Published applications
- 61
- Assignees
- 42
- Inventors
- 146
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 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 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 0 |
| 2008 | 1 | 5 |
| 2009 | 1 | 2 |
| 2010 | 2 | 1 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 4 |
| 2014 | 1 | 2 |
| 2015 | 3 | 0 |
| 2016 | 2 | 3 |
| 2017 | 0 | 3 |
| 2018 | 3 | 4 |
| 2019 | 1 | 12 |
| 2020 | 3 | 1 |
| 2021 | 12 | 3 |
| 2022 | 3 | 5 |
| 2023 | 4 | 5 |
| 2024 | 3 | 1 |
| 2025 | 2 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluoride phosphor, production method therefor, and light-emitting device27 Jan 2026US 12,534,667 B2Nichia Corporation
- Phosphor composition and method for manufacturing same9 Dec 2025US 12,492,338 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.
- Wavelength conversion member, and light emitting device using same9 Jul 2024US 12,031,069 B2Nippon Electric Glass Co., Ltd.
- Wavelength conversion member, and light emitting device using same27 Feb 2024US 11,912,621 B2Nippon Electric Glass Co., Ltd.
- Phosphor, method for producing a phosphor, use of a phosphor and optoelectronic component27 Aug 2026US 2026/0250573 A1ams-OSRAM International GmbH
- Luminophore, method for production thereof and radiation-emitting component13 Nov 2025US 2025/0346810 A1ams-OSRAM International GmbH
- Light-emitting device19 Jun 2025US 2025/0204104 A1Nichia Corporation
- 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.
- Wavelength conversion member, and light emitting device using same30 May 2024US 2024/0174916 A1Nippon Electric Glass Co., Ltd.
Most cited
By later US patents
- Illumination unit having at least one LED as light source105US 6,670,748 B2Patent-Treuhand-Gesellschaft fur elektrische Gluhlampen mbH · 2003
- Carbidonitridosilicate luminescent substance13US 8,007,683 B2Leuchtstoffwerk Breitungen GmbH · 2011
- Luminescent screen and low-pressure mercury vapor discharge lamp provided with such a screen10US 4,716,335 AU. S. Philips Corporation · 1987
- Oxynitride fluorescent material and light-emitting device9US 7,470,378 B2National Institute for Materials Science · 2008
- Illumination system comprising a radiation source and a fluorescent material8US 7,611,641 B2Koninklijke Philips Electronics N. V. · 2009