H04N 9/22
Using the same beam for more than one primary colour information
Official title: using the same beam for more than one primary colour information (H04N9/27 takes precedence)
H04N9/22 (Using the same beam for more than one primary colour information) appears on 127 US grants and 34 published applications in this corpus.
Search patents in H04N- Granted patents
- 127
- Published applications
- 34
- Assignees
- 38
- Inventors
- 166
- Latest grant
- 17 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 7 | 0 |
| 1981 | 13 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 10 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 9 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 5 |
| 2002 | 6 | 13 |
| 2003 | 4 | 2 |
| 2004 | 4 | 2 |
| 2005 | 2 | 1 |
| 2006 | 2 | 3 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 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.
Subgroups
Granted patents
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
- Apparatus for generating interactive video game playfield environments66US 4,766,541 AWilliams Electronics Games, Inc. · 1988
- Spoke light recapture in sequential color imaging systems58US 6,324,006 B1Texas Instruments Incorporated · 2001
- Color display tube50US 5,198,730 A1993
- Apparatus for generating enhanced interactive video game playfield environments47US 4,890,833 AWilliams Electronics, Inc. · 1990
- Beam-index-type color display apparatus47US 5,138,441 APioneer Electronic Corporation · 1992