B65H 2301/4234
Assisting separation or preventing double feed
Official title: assisting separation or preventing double feed
B65H2301/4234 (Assisting separation or preventing double feed) appears on 91 US grants and 96 published applications in this corpus.
Search patents in B65H- Granted patents
- 91
- Published applications
- 96
- Assignees
- 57
- Inventors
- 180
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 2 | 0 |
| 2001 | 3 | 2 |
| 2002 | 13 | 9 |
| 2003 | 5 | 5 |
| 2004 | 5 | 10 |
| 2005 | 4 | 9 |
| 2006 | 5 | 3 |
| 2007 | 4 | 18 |
| 2008 | 6 | 5 |
| 2009 | 9 | 4 |
| 2010 | 7 | 1 |
| 2011 | 2 | 1 |
| 2012 | 1 | 2 |
| 2013 | 3 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 3 |
| 2016 | 0 | 2 |
| 2017 | 2 | 3 |
| 2018 | 2 | 1 |
| 2019 | 2 | 0 |
| 2020 | 1 | 2 |
| 2021 | 2 | 3 |
| 2022 | 2 | 4 |
| 2023 | 2 | 0 |
| 2024 | 2 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sheet feeding apparatus8 Sep 2026US 12,729,084 B2Canon Kabushiki Kaisha
- Sheet feeder with sheet forming means11 Feb 2025US 12,221,303 B2Plockmatic International AB
- Single item removal2 Apr 2024US 11,945,672 B2NCR Corporation
- Apparatus for supplying film2 Jan 2024US 11,858,770 B2NPS Corporation
- Sheet feeding apparatus, control method of the same, and non-transitory computer storage medium storing control program of the same7 Nov 2023US 11,807,485 B2Horizon Inc.
- Paper sheet separation transport device and paper sheet handling device27 Aug 2026US 2026/0250091 A1
- Sheet conveying apparatus14 May 2026US 2026/0131988 A1KYOCERA Document Solutions Inc.
- Electrode Supply Apparatus and Electrode Assembly Manufacturing Apparatus Using Same, and Electrode Supply Method and Electrode Assembly Manufacturing Method Using Same5 Feb 2026US 2026/0038863 A1LG Energy Solution, Ltd.
- Paper sheet separation transport device and paper sheet handling device16 Oct 2025US 2025/0320075 A1
- Sheet feeding apparatus16 Jan 2025US 2025/0019190 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Paper-feeding apparatus and method of feeding paper47US 6,217,017 B1Oki Data Corporation · 2001
- Sheet feeding apparatus, image forming apparatus having the same and image reading apparatus having the same40US 6,378,858 B1Canon Kabushiki Kaisha · 2002
- Apparatus and method for delivery of sheet media to a printer33US 6,257,569 B1Hewlett-Packard Company · 2001
- Sheet feeding apparatus and image forming apparatus equipped with it26US 6,467,767 B2Canon Kabushiki Kaisha · 2002
- Sheet feeding device, sheet conveying device, image scanning apparatus and image forming apparatus21US 6,641,132 B2Ricoh Company, Ltd. · 2003