H01J 2229/5684
Magnetic materials
Official title: Magnetic materials, e.g. soft iron
H01J2229/5684 (Magnetic materials) appears on 16 US grants and 3 published applications in this corpus.
Search patents in H01J- Granted patents
- 16
- Published applications
- 3
- Assignees
- 12
- Inventors
- 25
- Latest grant
- 1 May 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Deflection yoke and cathode-ray tube apparatus1 May 2007US 7,211,941 B2Matsushita Toshiba Picture Display Co., Ltd.
- Deflection yoke and color cathode ray tube receiver using same19 Mar 2002US 6,359,397 B1Sony Corporation
- Color cathode ray tube with convergence magnet30 May 2000US 6,069,438 AKabushiki Kaisha Toshiba
- Color cathode ray tube with specific placement of magnetic plate9 May 2000US 6,060,824 AKabushiki Kaisha Toshiba
- Convergence correcting device23 Jun 1998US 5,770,932 AMitsubishi Denki Kabushiki Kaisha
- Deflection yoke and cathode-ray tube apparatus4 Aug 2005US 2005/0168123 A1Matsushita Toshiba Picture Display Co., Ltd.
- Convergence compensating deflection yoke10 Mar 2005US 2005/0052111 A1Samsung Electro-Mechanics Co., Ltd.
- Deflection yoke11 Apr 2002US 2002/0041141 A1Samsung Electro-Mechanics Co., Ltd.
Most cited
By later US patents
- Electromagnetic deflection type picture tube device13US 4,415,831 AMatsushita Electronics Corporation · 1983
- Color cathode ray tube7US 5,708,323 AKabushiki Kaisha Toshiba · 1998
- Convergence correcting device6US 5,770,932 AMitsubishi Denki Kabushiki Kaisha · 1998
- Deflection yoke with a forked shunt5US 5,408,159 AThomson Tubes & Displays S. A. · 1995
- Vertical coma correction arrangement4US 4,972,519 ARCA Licensing Corporation · 1990