H01J 29/20
Characterised by the luminescent material
Official title: characterised by the luminescent material
H01J29/20 (Characterised by the luminescent material) appears on 222 US grants and 163 published applications in this corpus.
Search patents in H01J- Granted patents
- 222
- Published applications
- 163
- Assignees
- 76
- Inventors
- 380
- Latest grant
- 24 Apr 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 10 | 0 |
| 2000 | 12 | 0 |
| 2001 | 11 | 6 |
| 2002 | 2 | 4 |
| 2003 | 8 | 7 |
| 2004 | 10 | 17 |
| 2005 | 6 | 15 |
| 2006 | 19 | 8 |
| 2007 | 5 | 22 |
| 2008 | 12 | 12 |
| 2009 | 16 | 15 |
| 2010 | 4 | 15 |
| 2011 | 5 | 13 |
| 2012 | 12 | 10 |
| 2013 | 8 | 3 |
| 2014 | 10 | 11 |
| 2015 | 7 | 3 |
| 2016 | 4 | 0 |
| 2017 | 3 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Organic electric-field light-emitting element, light-emitting material for organic electric-field light-emitting element, and light-emitting device, display device, and illumination device using same element24 Apr 2018US 9,954,190 B2UDC Ireland Limited
- Phosphor, light-emitting device, image display device, pigment, and ultraviolet absorber6 Mar 2018US 9,909,060 B2National Institute for Materials Science
- Production method of phosphor6 Jun 2017US 9,670,405 B2National Institute for Materials Science
- Phosphor coating for irregular surfaces and method for creating phosphor coatings23 May 2017US 9,659,737 B2The Board of Trustees of the University of Illinois
- Fluorescent pastes and films28 Feb 2017US 9,580,645 B2Empire Technology Development LLC
- Ultraviolet cathode ray tube6 Nov 2025US 2025/0343019 A1Shanghai Jiyouwei Optoelectronics Tech. Co., Ltd.
- Phosphor, light-emitting device, image display device, pigment, and ultraviolet absorber9 Feb 2017US 2017/0037313 A1National Institute for Materials Science
- Method for making sheet-shaped heat and light source and method for heating object adopting the same22 Oct 2015US 2015/0303020 A1Hon Hai Precision Industry Co., Ltd.
- Stannate fluorescent material and method for preparing same14 May 2015US 2015/0129803 A1Ocean' S King Lighting Science & Technology Co., Ltd.
- Phosphor, Method For Manufacturing Same, Light Emitting Device, and Image Display Device12 Mar 2015US 2015/0070875 A1National Institute for Materials Science
Most cited
By later US patents
- Light emitting device having a nitride compound semiconductor and a phosphor containing a garnet fluorescent material1,017US 5,998,925 ANichia Kagaku Kogyo K. K. · 1999
- Light emitting device having a nitride compound semiconductor and a phosphor containing a garnet fluorescent material351US 6,069,440 ANichia Kagaku Kogyo K. K. · 2000
- Light emitting device with blue light LED and phosphor components208US 6,614,179 B1Nichia Kagaku Kogyo K. K. · 2003
- Light emitting device with blue light LED and phosphor components170US 7,026,756 B2Nichia Kagaku Kogyo K. K. · 2006
- Semiconductor nanocrystal display materials and display apparatus employing same157US 5,882,779 ASpectra Science Corporation · 1999