H04N 1/00748
Detecting edges
Official title: {Detecting edges, e.g. of a stationary sheet}
H04N1/00748 (Detecting edges) appears on 295 US grants and 273 published applications in this corpus.
Search patents in H04N- Granted patents
- 295
- Published applications
- 273
- Assignees
- 79
- Inventors
- 546
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 2 |
| 2002 | 1 | 6 |
| 2003 | 3 | 5 |
| 2004 | 2 | 4 |
| 2005 | 1 | 2 |
| 2006 | 4 | 5 |
| 2007 | 3 | 9 |
| 2008 | 3 | 6 |
| 2009 | 5 | 11 |
| 2010 | 8 | 7 |
| 2011 | 7 | 9 |
| 2012 | 12 | 6 |
| 2013 | 10 | 7 |
| 2014 | 7 | 10 |
| 2015 | 15 | 11 |
| 2016 | 13 | 16 |
| 2017 | 14 | 25 |
| 2018 | 20 | 17 |
| 2019 | 17 | 11 |
| 2020 | 18 | 20 |
| 2021 | 22 | 28 |
| 2022 | 24 | 16 |
| 2023 | 14 | 16 |
| 2024 | 10 | 9 |
| 2025 | 3 | 7 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image reading device and image reading method25 Aug 2026US 12,719,995 B2Ricoh Company, Ltd.
- Taiwan image processing apparatus having image capturing member16 Jun 2026US 12,656,717 B2FUJIFILM Business Innovation Corp.
- Image processing device and image processing method with sequential error detection20 Jan 2026US 12,531,955 B2Ricoh Company, Ltd.
- Image reading apparatus caused to read a holding member placed on a reading area, the holding member holding receipts and extracting edges of the receipts from a single read image7 Oct 2025US 12,438,994 B2Canon Kabushiki Kaisha
- Image processing apparatus, non-transitory computer readable medium, and method12 Aug 2025US 12,388,938 B2FUJIFILM Business Innovation Corp.
- Information processing apparatus, information processing method, and non-transitory recording medium1 Oct 2026US 2026/0303738 A1Ricoh Company, Ltd.
- Image forming apparatus, image reading apparatus, and detection method for deviation amount of printing position24 Sep 2026US 2026/0292073 A1
- Image reading device, abnormality determination program, and abnormality determination method20 Aug 2026US 2026/0246879 A1Seiko Epson Corporation
- Reading apparatus, reading method, and medium23 Jul 2026US 2026/0214172 A1Brother Kogyo Kabushiki Kaisha
- Document reading device, image forming apparatus, and image forming system16 Jul 2026US 2026/0205552 A1Etria Co., Ltd.
Most cited
By later US patents
- Interactive user interface for capturing a document in an image signal743US 9,047,531 B2Hand Held Products, Inc. · 2015
- Electronic image registration for a scanner204US 5,528,387 AXerox Corporation · 1996
- Interactive user interface for capturing a document in an image signal137US 9,319,548 B2Hand Held Products, Inc. · 2016
- Method of auto-cropping images for scanners94US 5,880,858 AMustek Systems Inc. · 1999
- Automatic document imaging mode selection system84US 5,513,017 AXerox Corporation · 1996