H04N 1/00543
Allowing easy access
Official title: {Allowing easy access, e.g. for maintenance or in case of paper jam (H04N1/00538 takes precedence)}
H04N1/00543 (Allowing easy access) appears on 290 US grants and 273 published applications in this corpus.
Search patents in H04N- Granted patents
- 290
- Published applications
- 273
- Assignees
- 79
- Inventors
- 627
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 13 | 0 |
| 2000 | 9 | 0 |
| 2001 | 1 | 3 |
| 2002 | 4 | 10 |
| 2003 | 10 | 9 |
| 2004 | 2 | 4 |
| 2005 | 4 | 9 |
| 2006 | 1 | 12 |
| 2007 | 7 | 20 |
| 2008 | 8 | 16 |
| 2009 | 9 | 10 |
| 2010 | 15 | 6 |
| 2011 | 12 | 14 |
| 2012 | 13 | 11 |
| 2013 | 15 | 11 |
| 2014 | 18 | 12 |
| 2015 | 14 | 14 |
| 2016 | 14 | 15 |
| 2017 | 10 | 7 |
| 2018 | 8 | 9 |
| 2019 | 9 | 8 |
| 2020 | 10 | 9 |
| 2021 | 8 | 11 |
| 2022 | 5 | 17 |
| 2023 | 14 | 12 |
| 2024 | 13 | 6 |
| 2025 | 6 | 9 |
| 2026 | 1 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Arrangement of operation unit in image forming apparatus9 Jun 2026US 12,652,358 B2Canon Kabushiki Kaisha
- Printing apparatus having sheet position control, control method, and computer-readable storage medium23 Dec 2025US 12,504,935 B2Canon Kabushiki Kaisha
- Recording device11 Nov 2025US 12,466,205 B2Seiko Epson Corporation
- Image forming apparatus that applies a resistance force to a door of the image forming apparatus19 Aug 2025US 12,393,154 B2Canon Kabushiki Kaisha
- Sheet containing apparatus and image forming apparatus3 Jun 2025US 12,319,524 B2FUJIFILM Business Innovation Corp.
- Image forming apparatus8 Oct 2026US 2026/0310128 A1Sharp Kabushiki Kaisha
- Image reading apparatus16 Jul 2026US 2026/0205549 A1Seiko Epson Corporation
- Printing apparatus9 Jul 2026US 2026/0197407 A1Seiko Epson Corporation
- Image forming apparatus2 Jul 2026US 2026/0189663 A1Brother Kogyo Kabushiki Kaisha
- Liquid ejection apparatus25 Jun 2026US 2026/0175604 A1Seiko Epson Corporation
Most cited
By later US patents
- Information processing apparatus configured to block inputs from an operation panel when the operation panel is swiveled253US 10,602,007 B2Toshibe Tec Kabushiki Kaisha · 2020
- Recording apparatus and ink cartridge72US 4,893,137 ACanon Kabushiki Kaisha · 1990
- Recording apparatus having an ink mist evacuation system49US 5,552,812 ACanon Kabushiki Kaisha · 1996
- Imaging apparatus access door48US 7,431,447 B2Hewlett-Packard Development Company, L. P. · 2008
- Thermal recorder with ink sheet cassette removably mounted in openable housing40US 4,910,602 ACanon Kabushiki Kaisha · 1990