H04N 1/6025
Using look-up tables
Official title: {using look-up tables}
H04N1/6025 (Using look-up tables) appears on 252 US grants and 206 published applications in this corpus.
Search patents in H04N- Granted patents
- 252
- Published applications
- 206
- Assignees
- 79
- Inventors
- 403
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 8 | 3 |
| 2002 | 4 | 8 |
| 2003 | 12 | 13 |
| 2004 | 2 | 11 |
| 2005 | 3 | 8 |
| 2006 | 13 | 11 |
| 2007 | 8 | 10 |
| 2008 | 9 | 5 |
| 2009 | 9 | 13 |
| 2010 | 7 | 2 |
| 2011 | 6 | 14 |
| 2012 | 7 | 4 |
| 2013 | 12 | 6 |
| 2014 | 9 | 2 |
| 2015 | 6 | 8 |
| 2016 | 2 | 8 |
| 2017 | 10 | 9 |
| 2018 | 13 | 14 |
| 2019 | 11 | 16 |
| 2020 | 18 | 7 |
| 2021 | 4 | 9 |
| 2022 | 9 | 7 |
| 2023 | 6 | 4 |
| 2024 | 5 | 8 |
| 2025 | 4 | 5 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Non-transitory computer readable storage medium, image processing apparatus, and control method of image processing apparatus for settings for performing printing using spot colors29 Jul 2025US 12,375,617 B2Canon Kabushiki Kaisha
- Method for performing transformations of color data from a source color space to a target color space using a transformation rule TRV15 Jul 2025US 12,363,243 B2GMG GmbH & Co. KG
- Information processing apparatus, information processing method, and storage medium11 Mar 2025US 12,250,358 B2Canon Kabushiki Kaisha
- Image processing apparatus, image processing method, and image processing system for estimating and correcting color drift between output images21 Jan 2025US 12,205,308 B2Ricoh Company, Ltd.
- Image processing apparatus, image processing method, and medium10 Dec 2024US 12,166,946 B2Canon Kabushiki Kaisha
- Color conversion method, color conversion device, and non-transitory computer-readable storage medium storing program3 Sep 2026US 2026/0261622 A1Seiko Epson Corporation
- Image processing apparatus, method, and storage medium storing program25 Dec 2025US 2025/0392680 A1Canon Kabushiki Kaisha
- Information processing apparatus, information processing method, and storage medium5 Jun 2025US 2025/0184441 A1Canon Kabushiki Kaisha
- Color conversion apparatus, color-conversion-table generating apparatus, and non-transitory computer readable medium20 Mar 2025US 2025/0097369 A1FUJIFILM Business Innovation Corp.
- Image processing apparatus, image processing method, and medium27 Feb 2025US 2025/0071229 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Linear interpolator for color correction246US 4,275,413 A1981
- Data conversion table changing128US 5,881,211 ADainippon Screen Mfg.Co., Ltd. · 1999
- System for correcting color images using tetrahedral interpolation over a hexagonal lattice125US 5,581,376 AXerox Corporation · 1996
- Color correction method for color copier utilizing correction table derived from printed color samples96US 4,929,978 AMatsushita Electric Industrial Co., Ltd. · 1990
- Method of color conversion with improved interpolation89US 4,477,833 AR. R. Donnelley & Sons Company · 1984