H01J 2229/4841
Dynamic potentials
H01J2229/4841 (Dynamic potentials) appears on 135 US grants and 25 published applications in this corpus.
Search patents in H01J- Granted patents
- 135
- Published applications
- 25
- Assignees
- 30
- Inventors
- 160
- Latest grant
- 14 Nov 2006
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 8 | 0 |
| 1998 | 19 | 0 |
| 1999 | 11 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 5 |
| 2002 | 22 | 11 |
| 2003 | 7 | 4 |
| 2004 | 4 | 3 |
| 2005 | 0 | 2 |
| 2006 | 5 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Color Braun tube apparatus with non-circular electron beam passage aperture14 Nov 2006US 7,135,813 B2Matsushita Toshiba Picture Display Co., Ltd.
- Color picture tube4 Jul 2006US 7,071,606 B2Matsushita Electric Industrial Co., Ltd.
- High definition electron gun for cathode ray tube16 May 2006US 7,045,976 B2Thomson Licensing
- Electron gun for cathode ray tube including electrodes with different dimensions2 May 2006US 7,038,367 B2Samsung SDI.Co., Ltd.
- Cathode-ray tube apparatus18 Apr 2006US 7,030,548 B2Kabushiki Kaisha Toshiba
- Color braun tube apparatus20 Oct 2005US 2005/0231094 A1Matsushita Toshiba Picture Display Co., Ltd.
- Cathode-ray tube apparatus17 Mar 2005US 2005/0057196 A1Kabushiki Kaisha Toshiba
- High definition electron gun for cathode ray tube25 Nov 2004US 2004/0232858 A1Thomson Licensing
- Color picture tube17 Jun 2004US 2004/0113534 A1Matsushita Electric Industrial Co., Ltd.
- Electron gun for cathode ray tube4 Mar 2004US 2004/0041527 A1Samsung SDI Co., Ltd.
Most cited
By later US patents
- Cathode ray tube apparatus having focusing grids with horizontally and vertically oblong through holes35US 4,814,670 AMatsushita Electronics Corporation · 1989
- Cathode ray tube apparatus with quadrupole electrode structure35US 4,886,999 AMitsubishi Denki Kabushiki Kaishi · 1989
- In-line electron gun33US 5,061,881 AMatsushita Electronics Corporation · 1991
- Electron gun system with dynamic convergence control29US 5,027,043 AZenith Electronics Corporation · 1991
- Cathode ray tube24US 4,772,827 AHitachi, Ltd. · 1988