H01J 31/128
Provided with control means permitting the electron beam to reach selected parts
Official title: {provided with control means permitting the electron beam to reach selected parts of the screen, e.g. digitally controlled display tubes (H01J31/123 takes precedence)}
H01J31/128 (Provided with control means permitting the electron beam to reach selected parts) appears on 18 US grants and 0 published applications in this corpus.
Search patents in H01J- Granted patents
- 18
- Published applications
- 0
- Assignees
- 8
- Inventors
- 21
- Latest grant
- 6 Jan 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 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 | 1 | 0 |
| 2003 | 4 | 0 |
| 2004 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Asymmetric space-saving cathode ray tube with magnetically deflected electron beam6 Jan 2004US 6,674,230 B1Sarnoff Corporation
- Space-saving cathode ray tube5 Aug 2003US 6,603,252 B1Orion Electric Co., Ltd.
- Space-saving cathode ray tube employing magnetically amplified deflection1 Jul 2003US 6,586,870 B1Sarnoff Corporation
- Space-saving cathode ray tube1 Apr 2003US 6,541,902 B1Sarnoff Corporation
- Cathode ray tube with addressable nanotubes4 Feb 2003US 6,515,639 B1Sony Corporation
No published applications in this class yet.
Most cited
By later US patents
- Display arrangements14US 4,243,986 AEnglish Electric Valve Company Limited · 1981
- Multiple electron beam cathode ray tube14US 4,361,781 AInternational Business Machines Corporation · 1982
- Areal array of tubular electron sources13US 4,333,035 AWoodland International Corporation · 1982
- Apparatus and method for providing electron beam patterns using expanded beam array9US 4,353,061 AInternational Business Machines Corporation · 1982
- Display arrangements8US 4,387,322 AEnglish Electric Valve Company Limited · 1983