C09K 11/675
With alkali or alkaline earth metals
Official title: {with alkali or alkaline earth metals}
C09K11/675 (With alkali or alkaline earth metals) appears on 43 US grants and 57 published applications in this corpus.
Search patents in C09K- Granted patents
- 43
- Published applications
- 57
- Assignees
- 36
- Inventors
- 125
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 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 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 2 | 1 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 3 |
| 2014 | 1 | 0 |
| 2015 | 2 | 5 |
| 2016 | 1 | 3 |
| 2017 | 2 | 7 |
| 2018 | 5 | 7 |
| 2019 | 4 | 1 |
| 2020 | 2 | 6 |
| 2021 | 7 | 3 |
| 2022 | 1 | 2 |
| 2023 | 1 | 5 |
| 2024 | 5 | 4 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Luminophore, method for producing a luminophore and radiation-emitting component23 Dec 2025US 12,503,647 B2ams-OSRAM International GmbH
- Warm dimming LED-filaments and LED-filament lamps5 Aug 2025US 12,381,190 B2Intematix Corporation
- Light emitting device10 Sep 2024US 12,084,609 B2Citizen Electronics Co., Ltd.
- Display device27 Aug 2024US 12,072,570 B2Sumitomo Chemical Company, Limited
- LED-filaments and LED-filament lamps13 Aug 2024US 12,062,644 B2Intematix Corporation
- Warm dimming and tunable light emitting devices29 Jan 2026US 2026/0033393 A1Intematix Corporation
- Anti-deterioration red phosphor, and preparation method and application thereof8 Jan 2026US 2026/0008956 A1Jiangsu Bree Optronics Co., Ltd
- Scintillation device13 Nov 2025US 2025/0346808 A1Brightcomsol GmbH
- Manganese-activated narrowband red phosphors24 Jul 2025US 2025/0236790 A1Intematix Corporation
- Light emitting device14 Nov 2024US 2024/0376380 A1Citizen Electronics Co., Ltd.
Most cited
By later US patents
- Red line emitting phosphor materials for use in LED applications112US 7,497,973 B2Lumination LLC · 2009
- Red line emitting phosphors for use in led applications68US 7,648,649 B2Lumination LLC · 2010
- Semiconductor light emitting device, backlight, color image display device and phosphor to be used for them63US 8,491,816 B2Mitsubishi Chemical Corporation · 2013
- Moisture-resistant phosphor and associated method61US 8,057,706 B1General Electric Company · 2011
- Red line emitting complex fluoride phosphors activated with Mn4+28US 7,847,309 B2GE Lighting Solutions, LLC · 2010