C09K 11/644
Halogenides
Official title: {Halogenides (C09K11/641 takes precedence)}
C09K11/644 (Halogenides) appears on 59 US grants and 56 published applications in this corpus.
Search patents in C09K- Granted patents
- 59
- Published applications
- 56
- Assignees
- 33
- Inventors
- 93
- Latest grant
- 18 Mar 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 2 |
| 2002 | 2 | 3 |
| 2003 | 6 | 4 |
| 2004 | 1 | 6 |
| 2005 | 3 | 8 |
| 2006 | 9 | 4 |
| 2007 | 2 | 5 |
| 2008 | 1 | 0 |
| 2009 | 7 | 2 |
| 2010 | 1 | 4 |
| 2011 | 1 | 1 |
| 2012 | 3 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 2 |
| 2019 | 0 | 1 |
| 2020 | 2 | 3 |
| 2021 | 5 | 1 |
| 2022 | 0 | 2 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Phosphor, method of producing phosphor, light-emitting element, light-emitting device, and image display apparatus18 Mar 2025US 12,256,579 B2Denka Company Limited
- Optical member, composite optical member, and lighting device21 Jan 2025US 12,204,128 B2Nichia Corporation
- Method for producing fluorescent material, and fluorescent material3 Aug 2021US 11,078,414 B2Nichia Corporation
- Display device and head-mounted display29 Jun 2021US 11,048,092 B2Nichia Corporation
- Infrared emitting device6 Apr 2021US 10,971,658 B2Lumileds LLC
- Fluoride fluorescent body, method for producing same, and light emission apparatus22 Aug 2024US 2024/0279543 A1Nichia Corporation
- Optical member, composite optical member, and lighting device20 Jul 2023US 2023/0228930 A1Nichia Corporation
- Phosphor, method of producing phosphor, light-emitting element, light-emitting device, and image display apparatus17 Nov 2022US 2022/0367760 A1Denka Company Limited
- Surface modification method for fluoride luminescent material and fluoride luminescent material prepared therefrom13 Jan 2022US 2022/0010204 A1Xiamen Institute of Rare Earth Materials
- Display device and head-mounted display1 Apr 2021US 2021/0096374 A1Nichia Corporation
Most cited
By later US patents
- 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
- Aerosol method and apparatus, particulate products, and electronic devices made therefrom76US 6,338,809 B12002
- Red line emitting phosphors for use in led applications68US 7,648,649 B2Lumination LLC · 2010