H01J 29/705
Dynamic convergence systems
Official title: {Dynamic convergence systems}
H01J29/705 (Dynamic convergence systems) appears on 90 US grants and 23 published applications in this corpus.
Search patents in H01J- Granted patents
- 90
- Published applications
- 23
- Assignees
- 29
- Inventors
- 160
- Latest grant
- 23 Aug 2005
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 2 |
| 2002 | 15 | 8 |
| 2003 | 8 | 5 |
| 2004 | 4 | 3 |
| 2005 | 4 | 3 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Deflection yoke having short-circuited coil in convergence yoke portion23 Aug 2005US 6,933,667 B2Sanyo Electric Co., Ltd.
- Color picture tube device having improved horizontal convergence2 Aug 2005US 6,924,589 B2Matsushita Electric Industrial Co., Ltd.
- Deflection system for cathode ray tubes26 Jul 2005US 6,922,011 B2Koninklijke Philips Electronics N. V.
- Active landing control system for raster based devices19 Apr 2005US 6,882,096 B2Sony Corporation
- Convergence yoke28 Dec 2004US 6,836,200 B2Sanyo Electric Co., Ltd.
- Magnetic Field Compensation Apparatus for Cathode Ray Tube30 Apr 2009US 2009/0108729 A1
- Hdtv crt display having optimized tube geometry, yoke field and gun orientation17 May 2007US 2007/0109217 A1Thomson Licensing
- Deflection yoke for correcting misconvergence11 Aug 2005US 2005/0174035 A1
- Active landing control system for raster based devices13 Jan 2005US 2005/0007040 A1Sony Corporation
- Deflection yoke and color picture tube apparatus6 Jan 2005US 2005/0001941 A1
Most cited
By later US patents
- In-line color picture tube apparatus with dynamic convergence correction device18US 4,642,527 AHitachi, Ltd. · 1987
- 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
- Deflection yoke apparatus15US 4,547,707 ADenki Onkyo Co., Ltd. · 1985
- Color picture tube apparatus13US 4,818,919 AKabushiki Kaisha Toshiba · 1989
- Deflection yoke device13US 5,142,205 AMurata Mfg. Co., Ltd. · 1992