H04N 1/4095
Correction of errors due to scanning a two-sided document, i.e. show-through correction
Official title: {Correction of errors due to scanning a two-sided document, i.e. show-through correction}
H04N1/4095 (Correction of errors due to scanning a two-sided document, i.e. show-through correction) appears on 130 US grants and 119 published applications in this corpus.
Search patents in H04N- Granted patents
- 130
- Published applications
- 119
- Assignees
- 41
- Inventors
- 219
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 1 | 5 |
| 2003 | 5 | 5 |
| 2004 | 2 | 5 |
| 2005 | 1 | 4 |
| 2006 | 8 | 7 |
| 2007 | 7 | 3 |
| 2008 | 5 | 7 |
| 2009 | 4 | 10 |
| 2010 | 5 | 7 |
| 2011 | 4 | 9 |
| 2012 | 10 | 4 |
| 2013 | 15 | 6 |
| 2014 | 6 | 0 |
| 2015 | 3 | 6 |
| 2016 | 4 | 5 |
| 2017 | 4 | 4 |
| 2018 | 5 | 4 |
| 2019 | 3 | 3 |
| 2020 | 4 | 6 |
| 2021 | 5 | 5 |
| 2022 | 7 | 6 |
| 2023 | 6 | 4 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Information processing apparatus, non-transitory computer readable medium storing program, and information processing method for associating front side and back side of sheet31 Mar 2026US 12,593,001 B2FUJIFILM Business Innovation Corp.
- Image reading device and image reading method4 Mar 2025US 12,244,776 B2Toshiba Tec Kabushiki Kaisha
- Image forming system, inspection device, and inspection method19 Mar 2024US 11,934,713 B2Ricoh Company, Ltd.
- Accelerating digital microscopy scans using empty/dirty area detection28 Nov 2023US 11,828,927 B2Scopio Labs Ltd.
- Device for reading images on both sides of a document in parallel, recording medium, and controlling method thereof18 Jul 2023US 11,706,367 B2Sharp Kabushiki Kaisha
- Printing apparatus and control method for printing apparatus18 Jun 2026US 2026/0166893 A1Seiko Epson Corporation
- Image forming apparatus, image processing method, and non-transitory recording medium23 Oct 2025US 2025/0330547 A1
- Accelerating digital microscopy scans using empty/dirty area detection14 Mar 2024US 2024/0085688 A1Scopio Labs Ltd.
- Image forming system, inspection device, and inspection method2 Nov 2023US 2023/0350615 A1Ricoh Company, Ltd.
- Information processing apparatus, non-transitory computer readable medium storing program, and information processing method7 Sep 2023US 2023/0283734 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Image processing apparatus and method for determining whether an image is of a vertical or horizontal writing96US 7,369,713 B2Ricoh Company, Ltd. · 2008
- System and method for enhancing scanned document images for color printing82US 6,621,595 B1Hewlett-Packard Development Company, L. P. · 2003
- Detection and elimination of scanning artifacts69US 6,594,401 B1Xerox Corporation · 2003
- System and method for scanned image bleedthrough processing52US 7,209,599 B2Hewlett-Packard Development Company, L. P. · 2007
- System for aligning document images when scanned in duplex mode51US 6,067,385 ARicoh Company, Ltd. · 2000