H04N 1/465
Conversion of monochrome to colour
Official title: {Conversion of monochrome to colour}
H04N1/465 (Conversion of monochrome to colour) appears on 84 US grants and 83 published applications in this corpus.
Search patents in H04N- Granted patents
- 84
- Published applications
- 83
- Assignees
- 53
- Inventors
- 189
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 4 |
| 2007 | 1 | 2 |
| 2008 | 1 | 5 |
| 2009 | 1 | 1 |
| 2010 | 4 | 4 |
| 2011 | 1 | 4 |
| 2012 | 2 | 0 |
| 2013 | 5 | 3 |
| 2014 | 5 | 7 |
| 2015 | 6 | 7 |
| 2016 | 2 | 3 |
| 2017 | 7 | 5 |
| 2018 | 4 | 3 |
| 2019 | 3 | 5 |
| 2020 | 8 | 4 |
| 2021 | 4 | 7 |
| 2022 | 6 | 5 |
| 2023 | 3 | 2 |
| 2024 | 4 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Color extrapolation from monochrome image sensor11 Aug 2026US 12,705,717 B2Boston Scientific Scimed, Inc.
- Information processing apparatus that determines whether to set a color mode based on processing corresponding to a monochrome mode, method, storage medium storing program, and system11 Feb 2025US 12,223,376 B2Canon Kabushiki Kaisha
- Image processing system configured to generate a colorized image5 Nov 2024US 12,136,143 B2NEC Corporation
- Color extrapolation from monochrome image sensor24 Sep 2024US 12,100,127 B2Boston Scientific Scimed, Inc.
- Image processing system, image processing method, and non-transitory computer readable medium for generating a colorized image9 Jul 2024US 12,034,900 B2NEC Corporation
- Managing registration errors in digital printing24 Sep 2026US 2026/0292091 A1Landa Corporation Ltd.
- Image processing method, electronic device, and computer-readable storage medium19 Feb 2026US 2026/0052218 A1Beijing Zitiao Network Technology Co., Ltd.
- Method for displaying a thermal image30 Oct 2025US 2025/0336108 A1Testo SE & Co. KGaA
- Interactive system with two-way transforming function between environmental parameter data and color space image21 Aug 2025US 2025/0267232 A1Chung Yuan Christian University
- Color extrapolation from monochrome image sensor12 Dec 2024US 2024/0412344 A1Boston Scientific Scimed, Inc.
Most cited
By later US patents
- Method for displaying and printing multitone images derived from grayscale images92US 5,146,346 AAdobe Systems Incorporated · 1992
- Apparatus and method for enhanced color to color conversion51US 5,515,172 AXerox Corporation · 1996
- Colorizing black and white documents26US 5,113,356 AXerox Corporation · 1992
- Method and apparatus for encoding color information on a monochrome document22US 5,818,966 ARicoh Company, Ltd. · 1998
- Software invisible selective monochrome to color signal converter for medical diagnostic imaging18US 4,998,165 APicker International, Inc. · 1991