D21G 9/0045
Controlling the calendering or finishing
Official title: {controlling the calendering or finishing}
D21G9/0045 (Controlling the calendering or finishing) appears on 59 US grants and 71 published applications in this corpus.
Search patents in D21G- Granted patents
- 59
- Published applications
- 71
- Assignees
- 37
- Inventors
- 151
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 4 |
| 2005 | 4 | 2 |
| 2006 | 1 | 2 |
| 2007 | 2 | 6 |
| 2008 | 2 | 3 |
| 2009 | 2 | 3 |
| 2010 | 4 | 4 |
| 2011 | 1 | 2 |
| 2012 | 2 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 2 |
| 2015 | 1 | 7 |
| 2016 | 5 | 5 |
| 2017 | 4 | 2 |
| 2018 | 3 | 3 |
| 2019 | 5 | 6 |
| 2020 | 2 | 1 |
| 2021 | 3 | 1 |
| 2022 | 1 | 5 |
| 2023 | 2 | 3 |
| 2024 | 0 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and device for producing or treating a web of fibrous material14 Apr 2026US 12,601,116 B2Voith Patent GmbH
- Methods, devices, and systems for seal strip zone module strip position determination21 Oct 2025US 12,448,733 B2Stowe Woodward Licensco, LLC
- Method and apparatus for anomaly detection on a doctor blade of a papermaking machine, and computing device29 Jul 2025US 12,371,857 B2Aktiebolaget Skf
- Reel editor for pre-print paper, sheet, and box manufacturing systems7 Nov 2023US 11,807,480 B2Georgia-Pacific Corrugated LLC
- High speed paper web turn-up system with a prepared length paper band coil6 Jun 2023US 11,667,486 B2Sandar Industries, Inc.
- Sheet manufacturing apparatus and method of manufacturing sheets29 May 2025US 2025/0171961 A1Seiko Epson Corporation
- Methods, devices, and systems for seal strip zone module strip position determination9 Jan 2025US 2025/0012012 A1Stowe Woodward Licensco, LLC
- Reel editor for pre-print paper, sheet, and box manufacturing systems9 May 2024US 2024/0150146 A1Georgia-Pacific Corrugated LLC
- Method and device for producing or treating a web of fibrous material14 Mar 2024US 2024/0084509 A1Voith Patent GmbH
- Methods for analyzing paper and improving the effectiveness of paper additives5 Oct 2023US 2023/0313462 A1Solenis Technologies, L.P.
Most cited
By later US patents
- Automated tuning of large-scale multivariable model predictive controllers for spatially-distributed processes67US 7,650,195 B2Honeywell ASCa Inc. · 2010
- Combined paper sheet temperature and moisture sensor24US 7,494,567 B2Honeywell ASCa Inc. · 2009
- Method of paper tension control to maintain flutter within a predetermined range20US 4,501,642 AChampion International Corporation · 1985
- Method and apparatus for caliper control of a fibrous web20US 6,755,940 B2Kimberly-Clark Worldwide, Inc. · 2004
- Calender control system for sheetmaking19US 4,982,334 AMeasurex Corporation · 1991