H04N 1/4057
The pattern being a mixture of differently sized sub-patterns
Official title: {the pattern being a mixture of differently sized sub-patterns, e.g. spots having only a few different diameters (multi-toning H04N1/40087)}
H04N1/4057 (The pattern being a mixture of differently sized sub-patterns) appears on 252 US grants and 192 published applications in this corpus.
Search patents in H04N- Granted patents
- 252
- Published applications
- 192
- Assignees
- 93
- Inventors
- 382
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 9 | 0 |
| 1994 | 7 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 11 | 1 |
| 2002 | 7 | 9 |
| 2003 | 3 | 9 |
| 2004 | 4 | 14 |
| 2005 | 6 | 8 |
| 2006 | 5 | 14 |
| 2007 | 11 | 12 |
| 2008 | 4 | 11 |
| 2009 | 15 | 9 |
| 2010 | 4 | 4 |
| 2011 | 14 | 7 |
| 2012 | 5 | 3 |
| 2013 | 4 | 5 |
| 2014 | 12 | 4 |
| 2015 | 9 | 15 |
| 2016 | 6 | 6 |
| 2017 | 12 | 9 |
| 2018 | 6 | 20 |
| 2019 | 11 | 6 |
| 2020 | 15 | 8 |
| 2021 | 7 | 3 |
| 2022 | 5 | 7 |
| 2023 | 4 | 2 |
| 2024 | 7 | 2 |
| 2025 | 0 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Determination method and recovery method15 Sep 2026US 12,736,898 B2Canon Kabushiki Kaisha
- Image forming apparatus to perform reading operation in image size of image greater than size of sheet on which predetermined pattern is formed, control method thereof, and non-transitory computer-readable storage medium24 Dec 2024US 12,177,397 B2Canon Kabushiki Kaisha
- Method of generating a secure image24 Sep 2024US 12,101,450 B2Assa Abloy AB
- Image processing device, image processing method, and non-transitory computer-readable medium therefor25 Jun 2024US 12,022,045 B2Brother Kogyo Kabushiki Kaisha
- Edge enhancement with compensation mechanism16 Apr 2024US 11,962,737 B1Ricoh Company, Ltd.
- Method of generating dot data and printing apparatus2 Apr 2026US 2026/0095538 A1Seiko Epson Corporation
- Printing device, printing method, and image processing device2 Oct 2025US 2025/0310463 A1Seiko Epson Corporation
- Determination method and recovery method21 Aug 2025US 2025/0264827 A1Canon Kabushiki Kaisha
- Method for imaging a mask layer with two imaging settings and associated imaging system26 Jun 2025US 2025/0208514 A1Xsys Prepress NV
- Method for color correcting a digital print29 Aug 2024US 2024/0291930 A1Akzenta Paneele + Profile GmbH
Most cited
By later US patents
- Method for rendering gray scale images with variable dot sizes100US 4,680,645 AHewlett-Packard Company · 1987
- Digital image processing algorithm for output devices with discrete halftone gray scale capability72US 4,651,287 A1987
- Method and apparatus for tone adjustment correction on rendering gray level image data71US 5,694,224 AEastman Kodak Company · 1997
- Method and system for enhancing the quality of both color and black and white images produced by ink jet and electrophotographic printers63US 5,111,302 AHewlett-Packard Company · 1992
- Grayscale printing system62US 5,648,801 AInternational Business Machines Corporation · 1997