C09K 11/64
Containing aluminium
Official title: containing aluminium
C09K11/64 (Containing aluminium) appears on 507 US grants and 567 published applications in this corpus.
Search patents in C09K- Granted patents
- 507
- Published applications
- 567
- Assignees
- 277
- Inventors
- 1,299
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 8 | 0 |
| 1997 | 12 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 13 | 0 |
| 2001 | 12 | 5 |
| 2002 | 7 | 12 |
| 2003 | 13 | 12 |
| 2004 | 11 | 18 |
| 2005 | 8 | 25 |
| 2006 | 16 | 26 |
| 2007 | 5 | 38 |
| 2008 | 15 | 22 |
| 2009 | 17 | 30 |
| 2010 | 16 | 17 |
| 2011 | 17 | 12 |
| 2012 | 17 | 18 |
| 2013 | 13 | 15 |
| 2014 | 13 | 8 |
| 2015 | 3 | 27 |
| 2016 | 15 | 19 |
| 2017 | 24 | 27 |
| 2018 | 18 | 27 |
| 2019 | 24 | 35 |
| 2020 | 24 | 36 |
| 2021 | 37 | 31 |
| 2022 | 17 | 18 |
| 2023 | 25 | 41 |
| 2024 | 16 | 33 |
| 2025 | 21 | 10 |
| 2026 | 12 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle22 Sep 2026US 12,742,117 B2Mitsubishi Chemical Corporation
- Light emitting element and manufacturing method thereof25 Aug 2026US 12,716,025 B2Samsung Display Co., Ltd.
- Lighting apparatus14 Jul 2026US 12,680,664 B2Nichia Corporation
- III-nitride LED with UV emission by auger carrier injection14 Jul 2026US 12,684,899 B2The Regents of the University of California
- Europium activating beta-type sialon phosphor, and light-emitting device30 Jun 2026US 12,668,741 B2Denka Company Limited
- A method for producing a doped aluminous material20 Aug 2026US 2026/0242232 A1Lava Blue Ltd
- Method for producing aluminosilicate-based phosphor, aluminosilicate-based phosphor, and light-emitting device20 Aug 2026US 2026/0242661 A1University of Yamanashi
- Light emitting device9 Apr 2026US 2026/0101615 A1Nichia Corporation
- Light emitting nanocrystals and methods of making light emitting nanocrystals5 Feb 2026US 2026/0035615 A1Massachusetts Institute of Technology
- Apparatus and method for growth of gallium oxide crystal doped with alumina5 Feb 2026US 2026/0035830 A1Luxium Solutions, LLC
Most cited
By later US patents
- Lighting system590US 6,234,648 B1U. S. Philips Corporation · 2001
- Light-emitting device having light-reflective layer formed with, or/and adjacent to, material that enhances device performance211US 6,630,786 B2Candescent Intellectual Property Services, Inc. · 2003
- Oxygen-containing phosphor powders, methods for making phosphor powders and devices incorporating same135US 6,180,029 B2Superior MicroPowders LLC · 2001
- Red line emitting phosphor materials for use in LED applications112US 7,497,973 B2Lumination LLC · 2009
- Sulfur-containing phosphor powders, methods for making phosphor powders and devices incorporating same110US 6,153,123 ASuperior MicroPowders LLC · 2000