H04N 9/24
Using means, integral with, or external to, the tube, for producing signal
Official title: using means, integral with, or external to, the tube, for producing signal indicating instantaneous beam position
H04N9/24 (Using means, integral with, or external to, the tube, for producing signal) appears on 89 US grants and 24 published applications in this corpus.
Search patents in H04N- Granted patents
- 89
- Published applications
- 24
- Assignees
- 24
- Inventors
- 111
- Latest grant
- 17 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 13 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 3 |
| 2002 | 5 | 11 |
| 2003 | 4 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 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 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods and apparatus to count people17 Jan 2023US 11,558,665 B2The Nielsen Company (US), LLC
- Methods and apparatus to count people12 Apr 2022US 11,303,960 B2The Nielsen Company (US), LLC
- Methods and apparatus to count people3 Nov 2020US 10,827,218 B2The Nielsen Company (US), LLC
- Method and apparatus to count people10 Dec 2019US 10,506,285 B2The Nielsen Company (US), LLC
- Methods and apparatus to count people29 May 2018US 9,986,289 B2The Nielsen Company (US), LLC
- Methods and apparatus to count people21 Jul 2022US 2022/0232283 A1The Nielsen Company (US), LLC
- Methods and apparatus to count people18 Feb 2021US 2021/0051366 A1The Nielsen Company (US), LLC
- Methods and apparatus to count people9 Jul 2020US 2020/0221175 A1The Nielsen Company (US), LLC
- Methods and apparatus to count people27 Sep 2018US 2018/0278996 A1The Nielsen Company (US), LLC
- Methods and apparatus to count people8 Sep 2016US 2016/0261911 A1The Nielsen Company (US), LLC
Most cited
By later US patents
- Beam-index-type color display apparatus47US 5,138,441 APioneer Electronic Corporation · 1992
- Horizontal linearity correction circuitry for cathode ray tube display44US 5,168,199 ALoral Corporation · 1992
- Electron beam generation and control for dynamic color separation21US 5,585,691 A1996
- Cathode ray tube having index strip electrode20US 3,939,486 AMatsushita Electric Industrial Co., Ltd. · 1976
- Multi-color, single gun, single grid/cathode beam index CRT display system19US 4,159,484 ARockwell International Corporation · 1979