H01J 29/187
Screens with more than one luminescent material
Official title: {screens with more than one luminescent material (as mixtures for the treatment of the screens) (for several superimposed luminescent layers H01J29/26; for adjacent dots or lines of different luminescent material H01J29/32)}
H01J29/187 (Screens with more than one luminescent material) appears on 44 US grants and 8 published applications in this corpus.
Search patents in H01J- Granted patents
- 44
- Published applications
- 8
- Assignees
- 31
- Inventors
- 97
- Latest grant
- 30 May 2006
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 3 |
| 2003 | 1 | 2 |
| 2004 | 5 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Plasma picture screen with blue phospor30 May 2006US 7,053,543 B2Koninklijke Philips Electronics N. V.
- High-brightness phosphor screen and method for manufacturing the same19 Jul 2005US 6,919,683 B1Samsung SDI.Co., Ltd.
- Color picture screen with blue phosphor layer13 Jul 2004US 6,762,548 B2Koninklijke Philips Electronics N. V.
- Phosphor and imaging device using the same22 Jun 2004US 6,753,099 B2Hitachi Device Engineering Co., Ltd.
- CRT display matrix that emits ultraviolet light6 Apr 2004US 6,717,346 B2Sony Corporation
- Electron beam display19 Apr 2012US 2012/0091878 A1Canon Kabushiki Kaisha
- Phosphor and imaging device using the same22 May 2003US 2003/0094889 A1Hitachi Device Engineering Co., Ltd.
- Nanoparticle phosphor27 Mar 2003US 2003/0057821 A1SI Diamond Technology, Inc.
- CRT display matrix that emits ultraviolet light6 Jun 2002US 2002/0067119 A1Sony Corporation and Sony Electronics Inc.
- Green-emitting phosphor and image display device using the same30 May 2002US 2002/0063511 A1Hitachi, Ltd.
Most cited
By later US patents
- Fluorescent compositions and low-velocity electron excited fluorescent display devices utilizing the same45US 4,275,333 ADai Nippon Toryo Co., Ltd. · 1981
- Green-emitting phosphor composition and cathode ray tube manufactured using the same26US 6,504,297 B1Samsung SDI.Co., Ltd. · 2003
- White luminescent phosphor for use in cathode ray tube25US 4,512,912 AKabushiki Kaisha Toshiba · 1985
- High-brightness phosphor screen and method for manufacturing the same23US 6,919,683 B1Samsung SDI.Co., Ltd. · 2005
- Phosphor, manufacturing method therefor, and cathode-ray tube using the same21US 5,707,549 AHitachi, Ltd. · 1998