H04N 9/26
Using electron-optical colour selection means
Official title: using electron-optical colour selection means, e.g. line grid, deflection means in or near the gun or near the phosphor screen
H04N9/26 (Using electron-optical colour selection means) appears on 6 US grants and 0 published applications in this corpus.
Search patents in H04N- Granted patents
- 6
- Published applications
- 0
- Assignees
- 1
- Inventors
- 5
- Latest grant
- 30 Mar 1993
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Color display tube30 Mar 1993US 5,198,730 A
- Flat cathode ray tube display apparatus23 Oct 1990US 4,965,487 AU. S. Philips Corporation
- Flat cathode ray tube display apparatus10 Oct 1989US 4,873,472 AU. S. Philips Corporation
- Color display system26 Sep 1989US 4,870,328 AU. S. Philips Corporation
- Electron multiplier flat CRT display apparatus providing successive color scanning lines for each scanning line of a received color video signal27 Dec 1988US 4,794,449 AU. S. Philips Corporation
No published applications in this class yet.
Most cited
By later US patents
- Color display tube50US 5,198,730 A1993
- Flat cathode ray tube display apparatus7US 4,965,487 AU. S. Philips Corporation · 1990
- Flat cathode ray tube display apparatus4US 4,873,472 AU. S. Philips Corporation · 1989
- Color display tube and device having such a tube1US 4,598,233 AU. S. Philips Corporation · 1986