B65H 31/12
Devices relieving the weight of the pile or permitting or effecting movement
Official title: Devices relieving the weight of the pile or permitting or effecting movement of the pile end support during piling
B65H31/12 (Devices relieving the weight of the pile or permitting or effecting movement) appears on 206 US grants and 156 published applications in this corpus.
Search patents in B65H- Granted patents
- 206
- Published applications
- 156
- Assignees
- 112
- Inventors
- 387
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 5 |
| 2003 | 8 | 5 |
| 2004 | 6 | 5 |
| 2005 | 3 | 6 |
| 2006 | 3 | 6 |
| 2007 | 4 | 8 |
| 2008 | 5 | 13 |
| 2009 | 8 | 11 |
| 2010 | 6 | 2 |
| 2011 | 9 | 9 |
| 2012 | 4 | 2 |
| 2013 | 4 | 6 |
| 2014 | 4 | 4 |
| 2015 | 5 | 10 |
| 2016 | 10 | 8 |
| 2017 | 9 | 11 |
| 2018 | 12 | 10 |
| 2019 | 10 | 4 |
| 2020 | 2 | 5 |
| 2021 | 7 | 6 |
| 2022 | 1 | 5 |
| 2023 | 4 | 3 |
| 2024 | 5 | 7 |
| 2025 | 4 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Paper sheet storage container3 Mar 2026US 12,565,391 B2Japan Cash Machine Co., Ltd.
- Media conveying apparatus, media conveying method, and non-transitory recording medium3 Mar 2026US 12,565,395 B2Pfu Limited
- Sheet stacking device, image forming apparatus, control method, and recording medium14 Oct 2025US 12,441,578 B2Ricoh Company, Ltd.
- General printing management device, conveyance management device, and printing system26 Aug 2025US 12,398,010 B2Horizon Inc.
- Bill receiving box26 Aug 2025US 12,400,509 B2Top Vending Machine Electronics Co., Ltd.
- Sheet stacking device23 Jul 2026US 2026/0208995 A1Etria Co., Ltd.
- Paper Sheet Storage Container9 Jul 2026US 2026/0193047 A1Japan Cash Machine Co., Ltd.
- Medium handling apparatus and medium handling system15 Jan 2026US 2026/0018010 A1Glory Ltd.
- Stacking apparatus and image forming apparatus20 Mar 2025US 2025/0091834 A1Canon Kabushiki Kaisha
- Media conveying apparatus, media conveying method, and non-transitory recording medium26 Dec 2024US 2024/0425320 A1Pfu Limited
Most cited
By later US patents
- Paper currency receiving control assembly for currency-coin exchange machine115US 6,375,185 B1Gamemax Corporation · 2002
- High capacity compiler with vertically adjustable sheet discharge and acquire means67US 5,288,062 AXerox Corporation · 1994
- Sheet folder with turnover and pressing device57US 6,712,349 B2Ricoh Company, Ltd. · 2004
- Paper stacker52US 4,718,657 ADelphax Systems · 1988
- Elevator tray position control apparatus52US 5,017,972 AXerox Corporation · 1991