H04N 1/00732
Mechanical detectors
Official title: {Mechanical detectors}
H04N1/00732 (Mechanical detectors) appears on 82 US grants and 60 published applications in this corpus.
Search patents in H04N- Granted patents
- 82
- Published applications
- 60
- Assignees
- 41
- Inventors
- 203
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 6 |
| 2005 | 0 | 0 |
| 2006 | 3 | 0 |
| 2007 | 3 | 1 |
| 2008 | 3 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 4 |
| 2011 | 0 | 5 |
| 2012 | 1 | 5 |
| 2013 | 7 | 5 |
| 2014 | 5 | 4 |
| 2015 | 6 | 2 |
| 2016 | 1 | 5 |
| 2017 | 5 | 1 |
| 2018 | 1 | 3 |
| 2019 | 4 | 2 |
| 2020 | 2 | 3 |
| 2021 | 0 | 2 |
| 2022 | 5 | 5 |
| 2023 | 3 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ultrasonic device7 Oct 2025US 12,438,993 B2Seiko Epson Corporation
- Document imaging system and method for imaging documents to convey documents without entraining documents2 Jul 2024US 12,023,714 B2Opex Corporation
- Information processing apparatus, image forming apparatus, and non-transitory computer readable medium3 Oct 2023US 11,778,113 B2FUJIFILM Business Innovation Corp.
- Medium feeding device and image reading apparatus11 Jul 2023US 11,697,565 B2Seiko Epson Corporation
- Print media detection with scanner bar9 May 2023US 11,647,137 B2Hewlett-Packard Development Company, L. P.
- Medium conveyance device and image reading device25 Jun 2026US 2026/0181091 A1Seiko Epson Corporation
- Ultrasonic device29 Jun 2023US 2023/0208990 A1Seiko Epson Corporation
- Print media detection with scanner bar16 Feb 2023US 2023/0051748 A1Hewlett-Packard Development Company, L. P.
- Information processing apparatus, image forming apparatus, and non-transitory computer readable medium24 Nov 2022US 2022/0377193 A1FUJIFILM Business Innovation Corp.
- Document Imaging System and Method for Imaging Documents14 Jul 2022US 2022/0219203 A1Opex Corporation
Most cited
By later US patents
- Image read device and copier1,024US 8,599,450 B2Ricoh Company, Ltd. · 2013
- Sensing apparatus for detecting and determining the width of media along a feed path145US 9,219,836 B2Datamax-O'Neil Corporation · 2015
- Single automatic document feeder sensor for media leading edge and top cover being opened detection129US 7,139,108 B2Hewlett-Packard Development Company, L. P. · 2006
- Portable image scanner having manual or automatic feed53US 5,644,663 ANisca Corporation · 1997
- Image processing of different sizes of document sheets in an electronic imaging system47US 5,946,527 AXerox Corporation · 1999