G03G 15/6576
Decurling of sheet material
Official title: {Decurling of sheet material}
G03G15/6576 (Decurling of sheet material) appears on 241 US grants and 241 published applications in this corpus.
Search patents in G03G- Granted patents
- 241
- Published applications
- 241
- Assignees
- 45
- Inventors
- 500
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 9 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 1 |
| 2003 | 3 | 3 |
| 2004 | 3 | 5 |
| 2005 | 3 | 6 |
| 2006 | 4 | 6 |
| 2007 | 1 | 10 |
| 2008 | 7 | 11 |
| 2009 | 3 | 13 |
| 2010 | 6 | 9 |
| 2011 | 9 | 14 |
| 2012 | 10 | 12 |
| 2013 | 11 | 9 |
| 2014 | 11 | 16 |
| 2015 | 20 | 20 |
| 2016 | 22 | 18 |
| 2017 | 15 | 11 |
| 2018 | 9 | 16 |
| 2019 | 13 | 14 |
| 2020 | 7 | 10 |
| 2021 | 11 | 13 |
| 2022 | 13 | 9 |
| 2023 | 7 | 2 |
| 2024 | 2 | 5 |
| 2025 | 3 | 3 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image processing system with image surface lamination25 Nov 2025US 12,481,239 B2Konica Minolta, Inc.
- Image forming system and charge eliminating apparatus1 Jul 2025US 12,344,498 B2FUJIFILM Business Innovation Corp.
- Image forming apparatus with metallic roller correcting curl of sheet by deforming elastic roller22 Apr 2025US 12,282,277 B2Canon Kabushiki Kaisha
- Decurling device, fixing device, and image forming apparatus29 Oct 2024US 12,130,573 B2FUJIFILM Business Innovation Corp.
- Image forming system and charge eliminating apparatus9 Apr 2024US 11,952,235 B2FUJIFILM Business Innovation Corp.
- Medium processing apparatus, image forming system, and non-transitory recording medium10 Sep 2026US 2026/0267272 A1Etria Co., Ltd.
- Curl correcting apparatus and image forming system23 Jul 2026US 2026/0211364 A1Canon Kabushiki Kaisha
- Image forming apparatus26 Mar 2026US 2026/0086490 A1Canon Kabushiki Kaisha
- Image processing system26 Feb 2026US 2026/0056498 A1Konica Minolta, Inc.
- Image forming system and charge eliminating apparatus11 Sep 2025US 2025/0282570 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- System for controlling curls of a paper40US 4,926,358 ARicoh Company, Ltd. · 1990
- Predictive decurler apparatus and method39US 5,414,503 AXerox Corporation · 1995
- Curl correction device of an image forming apparatus37US 5,787,331 ACanon Kabushiki Kaisha · 1998
- Sheet de-curler35US 4,326,915 AXerox Corporation · 1982
- Dual decurler and control mechanism therefor35US 5,848,347 AXerox Corporation · 1998