H01J 2229/563
Aberrations by type
H01J2229/563 (Aberrations by type) appears on 34 US grants and 8 published applications in this corpus.
Search patents in H01J- Granted patents
- 34
- Published applications
- 8
- Assignees
- 20
- Inventors
- 56
- Latest grant
- 11 Jun 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 2 |
| 2003 | 5 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Compact modular cathode11 Jun 2019US 10,319,554 B2Massachusetts Institute of Technology
- Method for correcting electronic proximity effects using off-center scattering functions29 Dec 2015US 9,224,577 B2Aselta Nanographics
- Electron microscope24 Sep 2013US 8,541,755 B1JEOL Ltd.
- Color picture tube apparatus15 Nov 2005US 6,965,192 B2Matsushita Electric Industrial Co., Ltd.
- Cathode ray tube with low dynamic correction voltage14 Oct 2003US 6,633,142 B1Hitachi, Ltd.
- Compact modular cathode21 Dec 2017US 2017/0365438 A1Massachusetts Institute of Technology
- Method for correcting electronic proximity effects using off-center scattering functions21 Feb 2013US 2013/0043389 A1Aselta Nanographics
- Focusing lens structure for a cathode ray tube electron gun9 Nov 2006US 2006/0250068 A1
- Deflection yoke for correcting misconvergence11 Aug 2005US 2005/0174035 A1
- Deflection yoke and color picture tube apparatus6 Jan 2005US 2005/0001941 A1
Most cited
By later US patents
- Cathode ray tube with low dynamic correction voltage20US 5,610,481 AHitachi, Ltd. · 1997
- In-line color picture tube apparatus with dynamic convergence correction device18US 4,642,527 AHitachi, Ltd. · 1987
- Cathode ray tube dynamic electron-optic eyebrow effect distortion correction12US 5,248,920 AZenith Electronics Corporation · 1993
- Cathode ray tube with low dynamic correction voltage12US 6,031,346 AHitachi, Ltd. · 2000
- Color cathode ray tube having a low dynamic focus voltage11US 5,608,284 AHitachi, Ltd. · 1997