B65H 3/52
Friction retainers acting on under or rear side of article being separated
B65H3/52 (Friction retainers acting on under or rear side of article being separated) appears on 1,335 US grants and 986 published applications in this corpus.
Search patents in B65H- Granted patents
- 1,335
- Published applications
- 986
- Assignees
- 275
- Inventors
- 2,085
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 8 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 12 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 14 | 0 |
| 1986 | 21 | 0 |
| 1987 | 11 | 0 |
| 1988 | 5 | 0 |
| 1989 | 19 | 0 |
| 1990 | 14 | 0 |
| 1991 | 24 | 0 |
| 1992 | 22 | 0 |
| 1993 | 22 | 0 |
| 1994 | 24 | 0 |
| 1995 | 29 | 0 |
| 1996 | 23 | 0 |
| 1997 | 20 | 0 |
| 1998 | 28 | 0 |
| 1999 | 46 | 0 |
| 2000 | 34 | 0 |
| 2001 | 36 | 8 |
| 2002 | 37 | 33 |
| 2003 | 42 | 24 |
| 2004 | 15 | 42 |
| 2005 | 15 | 40 |
| 2006 | 25 | 40 |
| 2007 | 17 | 40 |
| 2008 | 36 | 42 |
| 2009 | 36 | 47 |
| 2010 | 48 | 34 |
| 2011 | 32 | 40 |
| 2012 | 35 | 48 |
| 2013 | 56 | 40 |
| 2014 | 66 | 61 |
| 2015 | 52 | 62 |
| 2016 | 41 | 41 |
| 2017 | 42 | 36 |
| 2018 | 56 | 57 |
| 2019 | 46 | 53 |
| 2020 | 39 | 42 |
| 2021 | 25 | 41 |
| 2022 | 33 | 30 |
| 2023 | 28 | 19 |
| 2024 | 18 | 28 |
| 2025 | 26 | 20 |
| 2026 | 11 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power transmission structure of media separation unit18 Aug 2026US 12,709,514 B2Hyosung Tns Inc.
- Input handling for media processing devices11 Aug 2026US 12,703,591 B2Zebra Technologies Corporation
- Medium feeding apparatus and image reading apparatus11 Aug 2026US 12,703,593 B2Seiko Epson Corporation
- Printing device4 Aug 2026US 12,698,170 B2Seiko Epson Corporation
- Transport device and recording device26 May 2026US 12,637,311 B2Seiko Epson Corporation
- Sheet feeding apparatus, image forming apparatus, and extension supporting unit27 Aug 2026US 2026/0250086 A1Canon Kabushiki Kaisha
- Paper sheet separation transport device and paper sheet handling device27 Aug 2026US 2026/0250091 A1
- 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 feeding state determination method, sheet feeding device, and image forming apparatus18 Jun 2026US 2026/0167445 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Feed arrangement for currency handling machines239US 5,207,788 ACummins-Allison Corp. · 1993
- Document counting and batching apparatus with counterfeit detection217US 5,430,664 ATechnitrol, Inc. · 1995
- Self-compensating stripper assembly for document handling and counting apparatus156US 4,313,598 ABrandt-Pra, Inc. · 1982
- Card dispensing apparatus for card vending machine133US 4,993,587 AAsahi Seiko Kabushiki Kaisha · 1991
- Counterfeit document detection apparatus120US 5,761,089 A1998