B65H 2301/4222
Squaring-up piles
B65H2301/4222 (Squaring-up piles) appears on 164 US grants and 159 published applications in this corpus.
Search patents in B65H- Granted patents
- 164
- Published applications
- 159
- Assignees
- 70
- Inventors
- 364
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 2 |
| 2002 | 8 | 4 |
| 2003 | 2 | 3 |
| 2004 | 4 | 3 |
| 2005 | 2 | 2 |
| 2006 | 3 | 10 |
| 2007 | 7 | 4 |
| 2008 | 4 | 11 |
| 2009 | 5 | 4 |
| 2010 | 13 | 4 |
| 2011 | 5 | 14 |
| 2012 | 12 | 18 |
| 2013 | 14 | 12 |
| 2014 | 11 | 6 |
| 2015 | 13 | 10 |
| 2016 | 6 | 3 |
| 2017 | 7 | 7 |
| 2018 | 5 | 6 |
| 2019 | 5 | 9 |
| 2020 | 7 | 3 |
| 2021 | 4 | 4 |
| 2022 | 2 | 5 |
| 2023 | 6 | 3 |
| 2024 | 2 | 5 |
| 2025 | 3 | 1 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Medium discharge device and control method for medium discharge device17 Mar 2026US 12,577,076 B2Seiko Epson Corporation
- Sheet post-processing device and image forming system10 Feb 2026US 12,545,541 B2KYOCERA Document Solutions Inc.
- Handling system for handling sheets of cardboard or similar material27 Jan 2026US 12,534,321 B2Comercial Industrial Maquinaria Carton Ondulado, S.L.
- Automatic magazine loader for supplying carton blanks to carton magazine8 Jul 2025US 12,351,419 B2R. A. Jones & Co. Inc.
- Method of moving a stack of products by use of a robot1 Jul 2025US 12,344,495 B2Heidelberger Druckmaschinen AG
- Positioning device, stacking device, and stacking method for repeating components of a cell stack for battery cells or fuel cells24 Sep 2026US 2026/0285635 A1GROB-WERKE GmbH & Co. KG
- Collecting device for laser printer17 Sep 2026US 2026/0273972 A1Leica Biosystems Nussloch GmbH
- Dual Compartment Recycler Cassette with Multi Note Transport Path27 Aug 2026US 2026/0250094 A1Diebold Nixdorf, Incorporated
- Tamping apparatus, post-processing apparatus, and image forming apparatus29 Jan 2026US 2026/0028201 A1FUJIFILM Business Innovation Corp.
- Post-processing device and image forming apparatus8 Jan 2026US 2026/0008642 A1Konica Minolta, Inc.
Most cited
By later US patents
- Sheet processing apparatus and method therefor98US 6,145,825 ARicoh Company, Ltd. · 2000
- Sheet processing for stacking shifted sheet bundles60US 6,371,472 B1Canon Kabushiki Kaisha · 2002
- Sheet stacker with aligning/conveying rollers and image forming apparatus using the same60US 6,427,997 B1Konica Corporation · 2002
- Sheet processing apparatus above image forming means and image forming apparatus55US 6,581,922 B2Canon Kabushiki Kaisha · 2003
- Sheet stacking device with vertically movable tray45US 5,320,336 ARicoh Company, Ltd. · 1994