H01J 29/26
With superimposed luminescent layers
Official title: with superimposed luminescent layers
H01J29/26 (With superimposed luminescent layers) appears on 21 US grants and 5 published applications in this corpus.
Search patents in H01J- Granted patents
- 21
- Published applications
- 5
- Assignees
- 20
- Inventors
- 49
- Latest grant
- 12 May 2009
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Plasma display with phosphors containing a β-alumina crystal structure12 May 2009US 7,531,961 B2Panasonic Corporation
- Plasma picture screen with blue phospor30 May 2006US 7,053,543 B2Koninklijke Philips Electronics N. V.
- Color picture screen with blue phosphor layer13 Jul 2004US 6,762,548 B2Koninklijke Philips Electronics N. V.
- CRT display matrix that emits ultraviolet light6 Apr 2004US 6,717,346 B2Sony Corporation
- Phosphor screen for a flickerless cathode ray tube and a process for preparing the same7 Dec 1999US 5,998,918 ASamsung Display Devices Co., Ltd.
- Electroluminescent device and display17 Aug 2006US 2006/0181197 A1
- Plasma display7 Jul 2005US 2005/0146271 A1Panasonic Corporation
- CRT display matrix that emits ultraviolet light6 Jun 2002US 2002/0067119 A1Sony Corporation and Sony Electronics Inc.
- Color picture screen with blue phosphor layer25 Apr 2002US 2002/0047510 A1Koninklijke Philips Electronics N. V.
- Plasma picture screen with blue phospor25 Oct 2001US 2001/0033133 A1Koninklijke Philips Electronics N. V.
Most cited
By later US patents
- Multi-layer faceted luminescent screens58US 4,713,577 AAllied Corporation · 1987
- Absorbing graded nitride film for high contrast display devices21US 4,540,914 ALockheed Missiles & Space Company, Inc. · 1985
- Phosphor screen for a flickerless cathode ray tube and a process for preparing the same21US 5,998,918 ASamsung Display Devices Co., Ltd. · 1999
- Absorbing inhomogeneous film for high contrast display devices17US 4,132,919 ALockheed Missiles & Space Company, Inc. · 1979
- Color-monochrome visual display device12US 5,091,718 A1992