G09G 1/20
Control arrangements or circuits, of interest only in connection with cathode-ray tube
Official title: using multi-beam tubes (G09G1/26, G09G1/28 take precedence)
G09G1/20 (Control arrangements or circuits, of interest only in connection with cathode-ray tube) appears on 70 US grants and 7 published applications in this corpus.
Search patents in G09G- Granted patents
- 70
- Published applications
- 7
- Assignees
- 23
- Inventors
- 89
- Latest grant
- 12 Jun 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Scanning beam display system12 Jun 2018US 9,998,717 B2Prysm, Inc.
- Active correction technique for a magnetic matrix display13 Dec 2005US 6,975,289 B1International Business Machines Corporation
- Cathode ray tube and intensity controlling method17 Jun 2003US 6,580,233 B2Sony Corporation
- Cathode ray tube and apparatus and method of controlling brightness8 Apr 2003US 6,545,718 B1Sony Corporation
- Image control device and method, and image display device15 Oct 2002US 6,466,268 B1Sony Corporation
- Scanning Beam Display System4 Jun 2020US 2020/0177851 A1Prysm, Inc.
- Scanning Beam Display System27 Sep 2018US 2018/0278898 A1Prysm, Inc.
- Scanning Beam Display System30 Jun 2016US 2016/0191870 A1Prysm, Inc.
- Matrix display device17 Nov 2005US 2005/0253837 A1Koninklijke Philips Electronics N. V.
- Cathode ray tube, scanning control device, and scanning method28 Nov 2002US 2002/0175626 A1
Most cited
By later US patents
- Apparatus for forming a character by a matrix pattern of picture elements38US 4,129,860 ASeikosha Co., Ltd. · 1978
- Enhanced electron beam addressed storage target38US 5,557,177 A1996
- Thin-type picture display device34US 5,313,136 AU. S. Philips Corporation · 1994
- Apparatus for forming a character out of a pattern of separate display picture elements30US 4,079,367 ASeikosha Co., Ltd. · 1978
- Flatscreen29US 4,531,122 A1985