H04N 1/628
Memory colours
Official title: {Memory colours, e.g. skin or sky}
H04N1/628 (Memory colours) appears on 286 US grants and 321 published applications in this corpus.
Search patents in H04N- Granted patents
- 286
- Published applications
- 321
- Assignees
- 137
- Inventors
- 501
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 2 |
| 2002 | 1 | 8 |
| 2003 | 2 | 9 |
| 2004 | 3 | 18 |
| 2005 | 8 | 18 |
| 2006 | 9 | 30 |
| 2007 | 11 | 33 |
| 2008 | 14 | 18 |
| 2009 | 17 | 29 |
| 2010 | 15 | 19 |
| 2011 | 22 | 15 |
| 2012 | 30 | 11 |
| 2013 | 18 | 13 |
| 2014 | 22 | 7 |
| 2015 | 4 | 12 |
| 2016 | 10 | 13 |
| 2017 | 11 | 13 |
| 2018 | 15 | 13 |
| 2019 | 13 | 12 |
| 2020 | 12 | 6 |
| 2021 | 4 | 8 |
| 2022 | 12 | 6 |
| 2023 | 6 | 5 |
| 2024 | 1 | 0 |
| 2025 | 2 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image correction method2 Jun 2026US 12,647,526 B2Benq Corporation
- Face-aware relighting of live video content5 May 2026US 12,621,417 B1Amazon Technologies, Inc.
- Method and apparatus for adjusting skin colors of portrait, electronic device and storage medium20 Jan 2026US 12,531,970 B2Black Sesame Technologies Inc.
- Dynamic color adjustment in augmented reality14 Oct 2025US 12,444,108 B2Coty Inc.
- Measuring and monitoring skin feature colors, form and size13 May 2025US 12,295,739 B2Healthy .Io Ltd.
- Systems and methods for improved skin tone rendering in digital images7 May 2026US 2026/0127784 A1
- Image correction method16 Oct 2025US 2025/0324166 A1Benq Corporation
- Measuring and monitoring skin feature colors, form and size24 Jul 2025US 2025/0235150 A1Healthy .Io Ltd.
- Method and apparatus for adjusting skin colors of portrait, electronic device and storage medium21 Dec 2023US 2023/0412784 A1Black Sesame Technologies Inc.
- Dynamic color adjustment in augmented reality7 Dec 2023US 2023/0394727 A1Coty Inc.
Most cited
By later US patents
- Methods of collecting photometric image data and determining light exposure by extracting feature image data from an original image158US 5,463,470 AFuji Photo Film Co., Ltd. · 1995
- Image processing apparatus135US 6,014,457 AFuji Xerox Co., Ltd. · 2000
- Method and system for enhancing portrait images that are processed in a batch mode133US 7,039,222 B2Eastman Kodak Company · 2006
- Data hiding for spot colors in product packaging119US 9,380,186 B2Digimarc Corporation · 2016
- Color image processing apparatus for extracting image data having predetermined color information from among inputted image data and for correcting inputted image data in response to the extracted image data116US 5,130,935 ACanon Kabushiki Kaisha · 1992