B65H 7/12
Responsive to double feed or separation
Official title: responsive to double feed or separation
B65H7/12 (Responsive to double feed or separation) appears on 574 US grants and 459 published applications in this corpus.
Search patents in B65H- Granted patents
- 574
- Published applications
- 459
- Assignees
- 200
- Inventors
- 1,084
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 3 | 0 |
| 1978 | 8 | 0 |
| 1979 | 8 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 7 | 0 |
| 1985 | 11 | 0 |
| 1986 | 5 | 0 |
| 1987 | 12 | 0 |
| 1988 | 8 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 9 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 9 | 3 |
| 2002 | 9 | 7 |
| 2003 | 8 | 9 |
| 2004 | 12 | 18 |
| 2005 | 7 | 22 |
| 2006 | 8 | 19 |
| 2007 | 15 | 21 |
| 2008 | 17 | 15 |
| 2009 | 14 | 16 |
| 2010 | 16 | 19 |
| 2011 | 13 | 24 |
| 2012 | 18 | 14 |
| 2013 | 21 | 16 |
| 2014 | 29 | 32 |
| 2015 | 23 | 24 |
| 2016 | 13 | 12 |
| 2017 | 17 | 18 |
| 2018 | 18 | 17 |
| 2019 | 15 | 32 |
| 2020 | 19 | 24 |
| 2021 | 16 | 19 |
| 2022 | 17 | 22 |
| 2023 | 17 | 10 |
| 2024 | 18 | 25 |
| 2025 | 14 | 10 |
| 2026 | 12 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Medium transport device and image reading device22 Sep 2026US 12,741,837 B2Seiko Epson Corporation
- Reverse feed and re-feed of document in scanner23 Jun 2026US 12,662,342 B2Hewlett-Packard Development Company, L. P.
- Medium transport device and image reading device16 Jun 2026US 12,654,969 B2Seiko Epson Corporation
- Feeding support apparatus, non-transitory computer readable medium storing feeding support program, and feeding support method19 May 2026US 12,630,379 B2FUJIFILM Business Innovation Corp.
- Printing apparatus and computer-readable storage medium12 May 2026US 12,623,472 B2Canon Kabushiki Kaisha
- Medium transport device and image reading device6 Aug 2026US 2026/0225839 A1Seiko 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
- Stack device25 Jun 2026US 2026/0179998 A1Top Engineering Co., Ltd.
- 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
- Means for determining difference in copy sheet transportation states for an electrostatic reproduction machine101US 4,166,615 ASharp Kabushiki Kaisha · 1979
- Magnetic clutch with adjustable slip torque82US 5,158,279 AXerox Corporation · 1992
- Paper currency dispenser friction picker mechanism60US 4,494,747 ADiebold, Incorporated · 1985
- Workpiece feeding device52US 3,988,017 ALockheed Electronics Co., Inc. · 1976
- Document handling and counting apparatus49US 4,761,002 ABrandt, Inc. · 1988