H04N 1/042
Details of the method used
Official title: {Details of the method used}
H04N1/042 (Details of the method used) appears on 504 US grants and 284 published applications in this corpus.
Search patents in H04N- Granted patents
- 504
- Published applications
- 284
- Assignees
- 138
- Inventors
- 852
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 11 | 0 |
| 1991 | 7 | 0 |
| 1992 | 9 | 0 |
| 1993 | 19 | 0 |
| 1994 | 15 | 0 |
| 1995 | 10 | 0 |
| 1996 | 13 | 0 |
| 1997 | 13 | 0 |
| 1998 | 21 | 0 |
| 1999 | 24 | 0 |
| 2000 | 33 | 0 |
| 2001 | 33 | 16 |
| 2002 | 25 | 18 |
| 2003 | 36 | 21 |
| 2004 | 19 | 33 |
| 2005 | 13 | 19 |
| 2006 | 10 | 13 |
| 2007 | 10 | 20 |
| 2008 | 16 | 17 |
| 2009 | 16 | 15 |
| 2010 | 15 | 9 |
| 2011 | 9 | 8 |
| 2012 | 14 | 5 |
| 2013 | 8 | 6 |
| 2014 | 4 | 9 |
| 2015 | 13 | 8 |
| 2016 | 8 | 9 |
| 2017 | 9 | 13 |
| 2018 | 12 | 14 |
| 2019 | 12 | 11 |
| 2020 | 10 | 4 |
| 2021 | 9 | 7 |
| 2022 | 2 | 3 |
| 2023 | 2 | 2 |
| 2024 | 4 | 2 |
| 2025 | 0 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04N 1/0455Using a single set of scanning elements237
- H04N 1/0443Varying the scanning velocity or position170
- H04N 1/0432Varying the magnification of a single lens group61
- H04N 1/0446Varying the modulation time or intensity58
- H04N 1/0449Using different sets of scanning elements53
- H04N 1/0435Optical element switching44
- H04N 1/0423Switching between or selecting from a plurality of optical paths29
- H04N 1/0426Using different sized scanning elements28
Recent patents
- Image forming apparatus performing halftone processing shifting scan line start position in main-scan direction when scan lines are shifted in sub-scan direction relative to target21 Jul 2026US 12,689,697 B2Canon Kabushiki Kaisha
- Scanning technique adjustable per page17 Feb 2026US 12,556,640 B2Hewlett-Packard Development Company, L. P.
- Image processing apparatus, scanner, image forming apparatus, data management system, and image processing method13 Aug 2024US 12,063,337 B2Ricoh Company, Ltd.
- Image processing apparatus, method of controlling image processing apparatus, and storage medium to determine whether image processing on image data is to be executed in parallel with other image processing different from the image processing11 Jun 2024US 12,010,281 B2Canon Kabushiki Kaisha
- Image reading apparatus, image reading method, and image reading program7 May 2024US 11,979,535 B2Konica Minolta, Inc.
- Optical scanning device and image forming apparatus26 Mar 2026US 2026/0086471 A1FUJIFILM Business Innovation Corp.
- Scanning technique adjustable per page13 Mar 2025US 2025/0088599 A1Hewlett-Packard Development Company, L. P.
- Image forming apparatus performing halftone processing10 Oct 2024US 2024/0338542 A1Canon Kabushiki Kaisha
- Image reading apparatus, image reading method, and image reading program15 Feb 2024US 2024/0056539 A1Konica Minolta, Inc.
- Image processing apparatus, scanner, image forming apparatus, data management system, and image processing method28 Sep 2023US 2023/0308597 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Direction scaling method and apparatus for image scanning resolution control194US 5,047,871 AHewlett-Packard Company · 1991
- Photographic and video image system129US 5,752,114 ASony Corporation · 1998
- Image forming apparatus116US 6,297,872 B1Konica Corporation · 2001
- 3D light field cameras, images and files, and methods of using, operating, processing and viewing same104US 8,749,620 B1Lytro, Inc. · 2014
- Ink jet printer having multiple level grayscale printing87US 6,189,993 B1Xerox Corporation · 2001