H01J 29/707
Arrangements intimately associated with parts of the gun and co-operating with external
Official title: {Arrangements intimately associated with parts of the gun and co-operating with external magnetic excitation devices}
H01J29/707 (Arrangements intimately associated with parts of the gun and co-operating with external) appears on 59 US grants and 9 published applications in this corpus.
Search patents in H01J- Granted patents
- 59
- Published applications
- 9
- Assignees
- 24
- Inventors
- 97
- Latest grant
- 14 Sep 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 3 |
| 2002 | 6 | 4 |
| 2003 | 5 | 1 |
| 2004 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Deflection yoke device14 Sep 2004US 6,791,287 B2Matsushita Electric Industrial Co., Ltd.
- Cathode ray tube apparatus18 May 2004US 6,737,817 B2Matsushita Electric Industrial Co., Ltd.
- Deflection coil of a deflection yoke10 Feb 2004US 6,690,105 B1Thomson Licensing
- Electron gun and color cathode-ray tube utilizing the same7 Oct 2003US 6,630,777 B2Samsung SDI.Co., Ltd.
- Cathode-ray tube2 Sep 2003US 6,614,157 B2Matsushita Electric Industrial Co., Ltd.
- Deflection system for colour cathode-ray tube with horizontal coma correction17 Jun 2004US 2004/0113535 A1
- Deflection yoke device18 Sep 2003US 2003/0173913 A1Matsushita Electric Industrial Co., Ltd.
- Cathode-ray tube24 Oct 2002US 2002/0153825 A1Matsushita Electric Industrial Co., Ltd.
- Cathode ray tube apparatus1 Aug 2002US 2002/0101206 A1Matsuhita Electric Industrial Co., Ltd.
- Color display device with a deflection-dependent distance between outer beams16 May 2002US 2002/0057048 A1Koninklijke Philips Electronics N. V.
Most cited
By later US patents
- Convergence correcting device capable of coma correction for use in a cathode ray tube having in-line electron guns18US 4,725,763 AHitachi, Ltd. · 1988
- Color picture tube17US 4,142,131 AHitachi, Ltd. · 1979
- In-line plural beam color cathode ray tube having deflection defocus correcting elements14US 4,057,747 ATokyo Shibaura Electric Co., Ltd. · 1977
- CRT generating three inline beams and having shunts for weakening center beam horizontal magnetic deflection and strengthening vertical deflection14US 4,196,370 ARCA Corporation · 1980
- Electromagnetic deflection type picture tube device13US 4,415,831 AMatsushita Electronics Corporation · 1983