C01B 21/0825
Aluminium oxynitrides
Official title: {Aluminium oxynitrides}
C01B21/0825 (Aluminium oxynitrides) appears on 25 US grants and 18 published applications in this corpus.
Search patents in C01B- Granted patents
- 25
- Published applications
- 18
- Assignees
- 23
- Inventors
- 69
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 3 |
| 2007 | 2 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 3 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 6 |
| 2022 | 0 | 1 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 3 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aluminum oxynitride powder, direct nitridation high-pressure synthesis method and application thereof23 Jun 2026US 12,662,378 B2Fujian Institute of Research On the Structure of Matter, Chinese Academy of Sciences
- Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle5 Aug 2025US 12,378,471 B2Mitsubishi Chemical Corporation
- Ceramic material having high resistivity and high corrosion resistance, and wafer placement table8 Jul 2025US 12,354,900 B2NGK Insulators, Ltd.
- Decorative member6 May 2025US 12,290,158 B2LG Chem.Ltd.
- Decorative member3 Sep 2024US 12,075,898 B2LG Chem.Ltd.
- Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle21 Nov 2024US 2024/0384167 A1Mitsubishi Chemical Corporation
- Ceramic material having high resistivity and high corrosion resistance, and wafer placement table21 Sep 2023US 2023/0298921 A1NGK Insulators, Ltd.
- Aluminum oxynitride powder, direct nitridation high-pressure synthesis method and application thereof12 May 2022US 2022/0144637 A1Fujian Institute of Research On the Structure of Matter, Chinese Academy of Science
- Decorative member for cosmetics container, and method for producing same24 Jun 2021US 2021/0186179 A1LG Chem.Ltd.
- Phosphor, production method for same, and light-emitting device6 May 2021US 2021/0130689 A1Denka Company Limited
Most cited
By later US patents
- Thermal oxide equivalent low temperature ALD oxide for dual purpose gate oxide and method for producing the same426US 10,106,892 B1Globalfoundries Inc. · 2018
- Aluminum oxynitride having improved optical characteristics and method of manufacture309US 4,481,300 ARaytheon Company · 1984
- Fracture-resistant layered-substrates and articles including the same40US 10,160,688 B2Corning Incorporated · 2018
- Method of producing aluminum oxynitride having improved optical characteristics18US 4,686,070 ARaytheon Company · 1987
- Aluminum nitride/aluminum oxynitride/group IVB metal nitride abrasive particles derived from a sol-gel process18US 4,788,167 AMinnesota Mining and Manufacturing Company · 1988