B65H 2403/422
Involving at least a swing gear
Official title: involving at least a swing gear
B65H2403/422 (Involving at least a swing gear) appears on 96 US grants and 104 published applications in this corpus.
Search patents in B65H- Granted patents
- 96
- Published applications
- 104
- Assignees
- 38
- Inventors
- 194
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 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 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 5 |
| 2006 | 3 | 3 |
| 2007 | 1 | 0 |
| 2008 | 2 | 9 |
| 2009 | 3 | 6 |
| 2010 | 8 | 7 |
| 2011 | 6 | 5 |
| 2012 | 9 | 10 |
| 2013 | 11 | 10 |
| 2014 | 11 | 11 |
| 2015 | 10 | 7 |
| 2016 | 4 | 3 |
| 2017 | 3 | 4 |
| 2018 | 5 | 7 |
| 2019 | 5 | 2 |
| 2020 | 2 | 1 |
| 2021 | 0 | 2 |
| 2022 | 1 | 3 |
| 2023 | 1 | 2 |
| 2024 | 4 | 3 |
| 2025 | 2 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power transmission structure of media separation unit18 Aug 2026US 12,709,514 B2Hyosung Tns Inc.
- Image reading device27 Jan 2026US 12,534,320 B2Seiko Epson Corporation
- Sheet feeding device and image forming system8 Jul 2025US 12,351,409 B2Canon Kabushiki Kaisha
- Sheet conveyance device and image forming device4 Mar 2025US 12,240,730 B2Brother Kogyo Kabushiki Kaisha
- Sheet feeding device and image forming apparatus10 Dec 2024US 12,162,721 B2Canon Kabushiki Kaisha
- Power transmission structure of media separation unit3 Jul 2025US 2025/0214806 A1Hyosung Tns Inc.
- Sheet feeding device and image forming system9 May 2024US 2024/0150142 A1Canon Kabushiki Kaisha
- Image reading device4 Apr 2024US 2024/0109738 A1Seiko Epson Corporation
- Sheet conveyance device and image forming device8 Feb 2024US 2024/0043241 A1Brother Kogyo Kabushiki Kaisha
- Sheet feeding device and image forming apparatus2 Feb 2023US 2023/0032618 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Duplex ADF mechanism44US 7,717,423 B2Lexmark International, Inc. · 2010
- Media conveying mechanism14US 6,962,332 B2Lite-On Technology Corporation · 2005
- Sheet feeder13US 4,722,518 AKabushiki Kaisha Toshiba · 1988
- Sheet-supply device and image forming device including same11US 7,029,004 B2Brother Kogyo Kabushiki Kaisha · 2006
- Paper pickup mechanism10US 6,988,722 B2Lite-On Technology Corporation · 2006