H04N 9/43
Conversion of monochrome picture signals to colour picture signals for colour picture
Official title: Conversion of monochrome picture signals to colour picture signals for colour picture display
H04N9/43 (Conversion of monochrome picture signals to colour picture signals for colour picture) appears on 95 US grants and 53 published applications in this corpus.
Search patents in H04N- Granted patents
- 95
- Published applications
- 53
- Assignees
- 71
- Inventors
- 185
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 2 |
| 2011 | 3 | 2 |
| 2012 | 1 | 2 |
| 2013 | 3 | 1 |
| 2014 | 3 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 4 |
| 2017 | 2 | 5 |
| 2018 | 3 | 4 |
| 2019 | 7 | 6 |
| 2020 | 9 | 6 |
| 2021 | 2 | 4 |
| 2022 | 4 | 4 |
| 2023 | 3 | 3 |
| 2024 | 5 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image recognition system and training method therefor16 Jun 2026US 12,659,439 B2Realtek Semiconductor Corp.
- Imaging system, driving assistance system, and program27 May 2025US 12,315,107 B2Semiconductor Energy Laboratory Co.Ltd.
- Image processing apparatus and imaging device3 Sep 2024US 12,081,919 B2Maxell Frontier Co., Ltd.
- Method and system for output of dual video stream via a single parallel digital video interface12 Mar 2024US 11,930,289 B2DRS Network & Imaging Systems, LLC
- Imaging system5 Mar 2024US 11,924,589 B2Semiconductor Energy Laboratory Co.Ltd.
- Image recognition system and training method therefor18 May 2023US 2023/0156167 A1Realtek Semiconductor Corp.
- Reduced bandwidth image transfer18 May 2023US 2023/0156169 A1Capital One Services, LLC
- Imaging system, driving assistance system, and program9 Feb 2023US 2023/0044180 A1Semiconductor Energy Laboratory Co.Ltd.
- Imaging system and monitoring system29 Dec 2022US 2022/0417390 A1Semiconductor Energy Laboratory Co.Ltd.
- Imaging system29 Dec 2022US 2022/0417484 A1Semiconductor Energy Laboratory Co.Ltd.
Most cited
By later US patents
- Interactive computer system for creating three-dimensional image information and for converting two-dimensional image information for three-dimensional display systems127US 6,590,573 B12003
- Video system for producing video image simulating the appearance of motion picture or other photographic film86US 5,406,326 A1995
- Image sequence enhancement system and method86US 7,181,081 B2Legend Films Inc. · 2007
- System for originating film and video images simultaneously, for use in modification of video originated images toward simulating images originated on film69US 5,687,011 A1997
- Methods for defining mask of substantially color-homogeneous regions of digitized picture stock66US 5,912,994 ACerulean Colorization LLC · 1999