H04N 1/00981
By forced convection
Official title: {by forced convection, e.g. using fans}
H04N1/00981 (By forced convection) appears on 80 US grants and 83 published applications in this corpus.
Search patents in H04N- Granted patents
- 80
- Published applications
- 83
- Assignees
- 37
- Inventors
- 151
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 4 |
| 2003 | 2 | 1 |
| 2004 | 5 | 5 |
| 2005 | 2 | 4 |
| 2006 | 4 | 2 |
| 2007 | 1 | 6 |
| 2008 | 3 | 6 |
| 2009 | 2 | 3 |
| 2010 | 5 | 3 |
| 2011 | 1 | 2 |
| 2012 | 3 | 1 |
| 2013 | 3 | 3 |
| 2014 | 3 | 0 |
| 2015 | 2 | 4 |
| 2016 | 5 | 7 |
| 2017 | 7 | 5 |
| 2018 | 5 | 8 |
| 2019 | 5 | 1 |
| 2020 | 6 | 3 |
| 2021 | 2 | 4 |
| 2022 | 1 | 3 |
| 2023 | 4 | 2 |
| 2024 | 2 | 4 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming apparatus21 Oct 2025US 12,449,763 B2Canon Kabushiki Kaisha
- Image reading apparatus21 Oct 2025US 12,452,378 B2Canon Kabushiki Kaisha
- Image reading apparatus9 Jul 2024US 12,034,894 B2Canon Kabushiki Kaisha
- Lighting device and inspection device with light shield irradiation port configured to irradiate light only on the inspection region4 Jun 2024US 12,003,689 B2Komori Corporation
- Image forming apparatus having heat dissipation5 Dec 2023US 11,835,915 B2Canon Kabushiki Kaisha
- Image reading device1 Oct 2026US 2026/0303746 A1Seiko Epson Corporation
- Image forming apparatus11 Jun 2026US 2026/0161133 A1Canon Kabushiki Kaisha
- Image reading apparatus3 Oct 2024US 2024/0333849 A1Canon Kabushiki Kaisha
- Image reading device26 Sep 2024US 2024/0323295 A1Seiko Epson Corporation
- Image-reading apparatus and image-forming system12 Sep 2024US 2024/0305729 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- High speed imaging apparatus for CCD based scanners37US 5,814,802 AAccu-Sort Systems, Inc. · 1998
- Image formation apparatus12US 6,985,677 B2Canon Kabushiki Kaisha · 2006
- Image forming apparatus with a blower to cool a scanning unit10US 6,438,339 B1Toshiba Tec Kabushiki Kaisha · 2002
- Light source device, image reading apparatus and image reading method10US 6,960,759 B2Fuji Photo Film Co., Ltd. · 2005
- Electrophotographic image forming apparatus having residual toner collection9US 7,027,751 B2Ricoh Company, Ltd. · 2006