B65H 18/20
The web roll being supported on two parallel rollers at least one
Official title: the web roll being supported on two parallel rollers at least one of which is driven
B65H18/20 (The web roll being supported on two parallel rollers at least one) appears on 175 US grants and 49 published applications in this corpus.
Search patents in B65H- Granted patents
- 175
- Published applications
- 49
- Assignees
- 76
- Inventors
- 209
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 0 |
| 2002 | 3 | 3 |
| 2003 | 4 | 6 |
| 2004 | 4 | 2 |
| 2005 | 2 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 3 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 3 |
| 2017 | 3 | 4 |
| 2018 | 2 | 1 |
| 2019 | 1 | 4 |
| 2020 | 1 | 3 |
| 2021 | 5 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 3 |
| 2024 | 2 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Surface rewinder with center assist and belt and winding drum forming a winding nest14 Apr 2026US 12,600,590 B2BW Converting, Inc.
- Method and a machine for winding a web onto spools to form a succession of web reels10 Jun 2025US 12,325,605 B2Valmet Corporation
- Method for producing coreless roll paper21 Jan 2025US 12,202,689 B2Corelex Shin-Ei Co., Ltd.
- Water bottle device assembly17 Dec 2024US 12,168,207 B2Cirkul, Inc.
- Surface rewinder with center assist and belt and winding drum forming a winding nest27 Feb 2024US 11,912,519 B2Paper Converting Machine Company
- Method of a Set Change in a Slitter-Winder and a Slitter-Winder Comprising a Set Change System20 Aug 2026US 2026/0242169 A1Valmet Technologies Oy
- Automatic slitting machine and working method thereof23 Jul 2026US 2026/0208996 A1Kingnode America Inc.
- Machine for the production of rolls of paper material and relative winding procedure19 Mar 2026US 2026/0077972 A1Giotto Technologies S.r.l.
- Method and Apparatus For Producing Coreless Roll Products5 Feb 2026US 2026/0035194 A1BW Converting, Inc.
- Water bottle device assembly6 Mar 2025US 2025/0073656 A1Cirkul, Inc.
Most cited
By later US patents
- Compliant roller for a web winding machine67US 5,240,198 ABeloit Technologies, Inc. · 1993
- Coreless surface winder and method62US 5,402,960 APaper Converting Machine Company · 1995
- Coreless toilet paper roll and method for manufacture thereof58US 4,487,378 A1984
- Surface winder and method54US 4,828,195 APaper Converting Machine Company · 1989
- Web winding machine44US 4,588,138 APaper Converting Machine Company · 1986