B65H 3/5261
Retainers of the roller type
Official title: {Retainers of the roller type, e.g. rollers}
B65H3/5261 (Retainers of the roller type) appears on 396 US grants and 314 published applications in this corpus.
Search patents in B65H- Granted patents
- 396
- Published applications
- 314
- Assignees
- 98
- Inventors
- 749
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 8 | 0 |
| 1995 | 11 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 10 | 0 |
| 1999 | 11 | 0 |
| 2000 | 9 | 0 |
| 2001 | 14 | 3 |
| 2002 | 13 | 9 |
| 2003 | 13 | 3 |
| 2004 | 4 | 7 |
| 2005 | 1 | 10 |
| 2006 | 3 | 14 |
| 2007 | 7 | 17 |
| 2008 | 10 | 14 |
| 2009 | 13 | 15 |
| 2010 | 19 | 7 |
| 2011 | 11 | 12 |
| 2012 | 13 | 17 |
| 2013 | 13 | 12 |
| 2014 | 26 | 19 |
| 2015 | 18 | 22 |
| 2016 | 11 | 5 |
| 2017 | 13 | 15 |
| 2018 | 14 | 20 |
| 2019 | 17 | 18 |
| 2020 | 13 | 17 |
| 2021 | 10 | 16 |
| 2022 | 12 | 9 |
| 2023 | 5 | 10 |
| 2024 | 6 | 12 |
| 2025 | 15 | 5 |
| 2026 | 5 | 6 |
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.
- Medium feeding apparatus and image reading apparatus11 Aug 2026US 12,703,593 B2Seiko Epson Corporation
- Transport device and recording device26 May 2026US 12,637,311 B2Seiko Epson Corporation
- Medium feed apparatus to advance succeeding sheet of medium when preceding sheet of medium passes pick roller14 Apr 2026US 12,600,587 B2Pfu Limited
- Medium transport device and medium transport method27 Jan 2026US 12,534,318 B2Seiko Epson Corporation
- Medium conveyance apparatus and image reading apparatus23 Jul 2026US 2026/0214171 A1Seiko Epson Corporation
- Medium feed apparatus to advance succeeding sheet of medium when preceding sheet of medium passes pick roller2 Jul 2026US 2026/0184524 A1Pfu Limited
- Sheet feed device and image forming apparatus including the same16 Apr 2026US 2026/0104668 A1KYOCERA Document Solutions Inc.
- System for securing objects having different coefficients of thermal expansion9 Apr 2026US 2026/0098556 A1
- Paper feeding device and image forming apparatus26 Mar 2026US 2026/0086486 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Card dispensing apparatus for card vending machine133US 4,993,587 AAsahi Seiko Kabushiki Kaisha · 1991
- Magnetic clutch with adjustable slip torque82US 5,158,279 AXerox Corporation · 1992
- Sheet feeding apparatus, image forming apparatus having the same and image reading apparatus having the same51US 6,260,840 B1Canon Kabushiki Kaisha · 2001
- Self clearing roller feed assembly for document feed apparatus46US 3,961,786 AInternational Business Machines Corporation · 1976
- Automatic paper feeder44US 6,000,689 AMitsubishi Denki Kabushiki Kaisha · 1999