C09K 11/757
Aluminates
Official title: {Aluminates; Silicates}
C09K11/757 (Aluminates) appears on 15 US grants and 10 published applications in this corpus.
Search patents in C09K- Granted patents
- 15
- Published applications
- 10
- Assignees
- 11
- Inventors
- 24
- Latest grant
- 4 Dec 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 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 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 3 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Quantum dot and light emitting diode including the same4 Dec 2018US 10,147,844 B2Samsung Display Co., Ltd.
- Photochromic substance and method for producing same30 May 2017US 9,663,398 B2National Institute of Advanced Industrial Science
- Fluorescent material of light-emitting diode and method for preparing the same1 Dec 2015US 9,202,991 B2National Taiwan University
- Luminescent material11 Nov 2014US 8,883,040 B2Seoul Semiconductor Co., Ltd.
- Luminescent material28 Aug 2012US 8,252,203 B2Seoul Semiconductor Co., Ltd.
- Quantum dot and light emitting diode including the same29 Jun 2017US 2017/0186909 A1Samsung Display Co., Ltd.
- Photochromic substance and method for producing same6 Nov 2014US 2014/0326932 A1National Insititute of Advanced Industrial Science and Technology
- Fluorescent material of light-emitting diode and method for preparing the same2 Jan 2014US 2014/0001404 A1National Taiwan University
- Luminescent material15 Nov 2012US 2012/0286207 A1Seoul Semiconductor Co., Ltd.
- Luminescent material25 Aug 2011US 2011/0204291 A1Seoul Semiconductor Co., Ltd.
Most cited
By later US patents
- Zinc silicate phosphor and electron excited fluorescent display device using the phosphor31US 4,551,397 AKasei Optonix, Ltd. · 1985
- Manganese doped zinc silicate luminescent phosphors with III-V oxide substitutions13US 4,231,892 AInternational Business Machines Corporation · 1980
- Phosphor and optical device using same12US 7,828,993 B2Gundula Roth · 2010
- Luminescent material12US 8,070,983 B2Seoul Semiconductor Co., Ltd. · 2011
- Luminescent material12US 8,070,984 B2Seoul Semiconductor Co., Ltd. · 2011