B65H 31/3009
By dropping
Official title: {by dropping, e.g. removing the pile support from under the pile}
B65H31/3009 (By dropping) appears on 273 US grants and 230 published applications in this corpus.
Search patents in B65H- Granted patents
- 273
- Published applications
- 230
- Assignees
- 112
- Inventors
- 411
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 7 | 5 |
| 2003 | 2 | 4 |
| 2004 | 7 | 6 |
| 2005 | 0 | 4 |
| 2006 | 5 | 11 |
| 2007 | 5 | 12 |
| 2008 | 3 | 14 |
| 2009 | 8 | 15 |
| 2010 | 15 | 15 |
| 2011 | 13 | 11 |
| 2012 | 15 | 9 |
| 2013 | 5 | 7 |
| 2014 | 10 | 5 |
| 2015 | 7 | 7 |
| 2016 | 8 | 13 |
| 2017 | 15 | 19 |
| 2018 | 20 | 22 |
| 2019 | 14 | 16 |
| 2020 | 10 | 13 |
| 2021 | 18 | 10 |
| 2022 | 10 | 3 |
| 2023 | 4 | 6 |
| 2024 | 3 | 0 |
| 2025 | 4 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Medium discharge device, post process device, and recording system12 May 2026US 12,623,469 B2Seiko Epson Corporation
- Medium discharge device, medium processing device, and recording system2 Dec 2025US 12,486,132 B2Seiko Epson Corporation
- Post-processing device with a pressing section8 Jul 2025US 12,353,153 B2Seiko Epson Corporation
- Paper sheet handling apparatus29 Apr 2025US 12,288,436 B2Fujitsu Frontech Limited
- Medium discharge device, post-processing device, recording system, control method of medium discharge device4 Mar 2025US 12,240,724 B2Seiko Epson Corporation
- Bag loading apparatus and control method of bag loading apparatus27 Mar 2025US 2025/0100834 A1Horizon Inc.
- Medium discharge device, post process device, and recording system12 Oct 2023US 2023/0321999 A1Seiko Epson Corporation
- Medium discharge device, medium processing device, and recording system12 Oct 2023US 2023/0322513 A1Seiko Epson Corporation
- Medium discharge device, post-processing device, recording system, control method of medium discharge device7 Sep 2023US 2023/0278823 A1Seiko Epson Corporation
- Post-processing apparatus and image forming system6 Jul 2023US 2023/0211973 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Printer output sets compiler to stacker system196US 6,819,906 B1Xerox Corporation · 2004
- Polypeptide cartilage-inducing factors found in bone152US 4,774,322 ACollagen Corporation · 1988
- Polypeptide cartilage-inducing factors found in bone used in tissue proliferation108US 4,774,228 ACollagen Corporation · 1988
- Polypeptide cartilage-inducing factors found in bone108US 4,810,691 ACollagen Corporation · 1989
- Sheet post-processing apparatus81US 6,231,039 B1Sindoricoh Co., Ltd. · 2001