B65H 45/16
Rotary folders
B65H45/16 (Rotary folders) appears on 394 US grants and 260 published applications in this corpus.
Search patents in B65H- Granted patents
- 394
- Published applications
- 260
- Assignees
- 124
- Inventors
- 536
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 10 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 7 | 0 |
| 1989 | 2 | 0 |
| 1990 | 8 | 0 |
| 1991 | 10 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 10 | 0 |
| 1997 | 8 | 0 |
| 1998 | 15 | 0 |
| 1999 | 8 | 0 |
| 2000 | 11 | 0 |
| 2001 | 12 | 0 |
| 2002 | 8 | 15 |
| 2003 | 15 | 13 |
| 2004 | 17 | 15 |
| 2005 | 13 | 22 |
| 2006 | 11 | 15 |
| 2007 | 9 | 16 |
| 2008 | 12 | 13 |
| 2009 | 10 | 12 |
| 2010 | 10 | 5 |
| 2011 | 10 | 12 |
| 2012 | 4 | 8 |
| 2013 | 7 | 5 |
| 2014 | 5 | 14 |
| 2015 | 12 | 16 |
| 2016 | 8 | 9 |
| 2017 | 10 | 5 |
| 2018 | 10 | 4 |
| 2019 | 10 | 8 |
| 2020 | 6 | 10 |
| 2021 | 8 | 8 |
| 2022 | 6 | 7 |
| 2023 | 2 | 6 |
| 2024 | 12 | 15 |
| 2025 | 7 | 4 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fluid delivery system for interfolding apparatus26 May 2026US 12,637,320 B2BW Converting, Inc.
- Paper creasing device and printer5 May 2026US 12,617,649 B2Citizen Systems Japan Co., Ltd.
- Machine for producing laminar products made of paper material, in particular packages of napkins, tissues or similar products and related production method14 Apr 2026US 12,600,595 B2Valmet Tissue Converting S.p.A.
- Sheet postprocessing device and image forming system including the sheet postprocessing device31 Mar 2026US 12,589,966 B2KYOCERA Document Solutions Inc.
- Folding or interfolding unit, and method for folding or interfolding a plurality of sheets of paper27 Jan 2026US 12,534,330 B2KöRber Tissue Fold S.R.L.
- Method and machine for folding sheets3 Sep 2026US 2026/0257880 A1G. D S.p.A.
- Fluid Delivery System for Interfolding Apparatus26 Mar 2026US 2026/0084921 A1BW Converting, Inc.
- Sheet post-processing apparatus8 Jan 2026US 2026/0008646 A1KYOCERA Document Solutions Inc.
- Sheet folder, post-processing apparatus, image forming apparatus, and image forming system23 Oct 2025US 2025/0326602 A1Ricoh Company, Ltd.
- Sheet processing apparatus and image forming apparatus24 Apr 2025US 2025/0128905 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Folder for a web-fed rotary printing press65US 4,279,410 AKoenig & Bauer Aktiengesellschaft · 1981
- Diaper folding apparatus56US 3,994,486 APaper Converting Machine Company · 1976
- Gear folder51US 4,190,242 AKoenig & Bauer Aktiengesellschaft · 1980
- Method and apparatus for producing stacks of interleaved material sheets45US 5,147,273 AWinkler & Duennebier Maschinenfabrik KG · 1992
- Apparatus and method for transverse folding of webs41US 4,521,209 APaper Converting Machine Company · 1985