H01J 11/42
Fluorescent layers
H01J11/42 (Fluorescent layers) appears on 204 US grants and 293 published applications in this corpus.
Search patents in H01J- Granted patents
- 204
- Published applications
- 293
- Assignees
- 64
- Inventors
- 524
- Latest grant
- 18 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 7 |
| 2002 | 8 | 13 |
| 2003 | 11 | 6 |
| 2004 | 6 | 20 |
| 2005 | 12 | 41 |
| 2006 | 17 | 35 |
| 2007 | 22 | 29 |
| 2008 | 21 | 42 |
| 2009 | 13 | 40 |
| 2010 | 19 | 25 |
| 2011 | 23 | 13 |
| 2012 | 18 | 11 |
| 2013 | 6 | 5 |
| 2014 | 5 | 3 |
| 2015 | 2 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Phosphors and phosphor-converted LEDs18 Aug 2020US 10,745,616 B2Merck Patent GmbH
- Phosphor, light-emitting device, image display device, pigment, and ultraviolet absorber6 Mar 2018US 9,909,060 B2National Institute for Materials Science
- Rare earth phosphovanadate phosphor and method for producing the same6 Jun 2017US 9,670,407 B2Panasonic Intellectual Property Management Co., Ltd.
- Phosphor, method for manufacturing same, light emitting device, and image display device4 Oct 2016US 9,458,379 B2National Institute for Materials Science
- Plasma-shell gas discharge device1 Sep 2015US 9,123,499 B1Imaging Systems Technology
- Phosphors and phosphor-converted leds8 Mar 2018US 2018/0066186 A1Merck Patent GmbH
- Phosphor, light-emitting device, image display device, pigment, and ultraviolet absorber9 Feb 2017US 2017/0037313 A1National Institute for Materials Science
- Phosphor, Method For Manufacturing Same, Light Emitting Device, and Image Display Device12 Mar 2015US 2015/0070875 A1National Institute for Materials Science
- Red emitting phosphor for plasma display panels and gas discharge lamps13 Nov 2014US 2014/0333203 A1Koninklijke Philips N. V.
- Rare earth phosphovanadate phosphor and method for producing the same16 Oct 2014US 2014/0306159 A1Panasonic Corporation
Most cited
By later US patents
- Full color surface discharge type plasma display device307US 5,661,500 AFujitsu Limited · 1997
- Full color surface discharge type plasma display device249US 5,674,553 AFujitsu Limited · 1997
- Method and a circuit for gradationally driving a flat display device204US 6,630,916 B1Fujitsu Limited · 2003
- Luminescent materials prepared by coating luminescent compositions onto substrate particles111US 5,518,808 AE. I. Du Pont de Nemours and Company · 1996
- Gas discharge (plasma) displays106US 5,793,158 A1998