G01N 2021/8672
Paper formation parameter
Official title: {Paper formation parameter}
G01N2021/8672 (Paper formation parameter) appears on 16 US grants and 4 published applications in this corpus.
Search patents in G01N- Granted patents
- 16
- Published applications
- 4
- Assignees
- 14
- Inventors
- 30
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Supercontinuum laser based web gauging system27 May 2025US 12,313,558 B2Thermo Electron Scientific Instruments LLC
- Infrared measurement of paper machine clothing condition10 May 2011US 7,938,935 B2Honeywell ASCa Inc.
- Apparatus for classifying a material by analyzing the material's surface, and related systems and method1 Sep 2009US 7,583,821 B2Avago Technologies ECBU IP (Singapore) Pte. Ltd.
- Sensor and methods for measuring select components in sheetmaking systems22 Jan 2008US 7,321,425 B2Honeywell International Inc.
- On-line micro formation sensor19 Jul 1994US 5,331,408 APulp and Paper Research Institute of Canada
- Supercontinuum laser based web gauging system1 Jun 2023US 2023/0168204 A1Thermo Electron Scientific Instruments LLC
- Infrared measurement of paper machine clothing condition16 Apr 2009US 2009/0095432 A1Honeywell ASCa Inc.
- Sensor and methods for measuring select components in sheetmaking systems22 Jun 2006US 2006/0132796 A1Honeywell International Inc.
- Apparatus for classifying a material by analyzing the material's surface, and related systems and method22 Jun 2006US 2006/0133650 A1Avago Technologies ECBU IP (Singapore) Pte. Ltd.
Most cited
By later US patents
- Formation testing with digital image analysis51US 5,113,454 AKajaani Electronics Ltd. · 1992
- On-line texture sensing32US 4,931,657 AMacMillan Bloedel Limited · 1990
- Apparatus and method for analyzing parameters of a fibrous substrate28US 4,648,712 AChampion International Corporation · 1987
- Apparatus for analyzing the formation of a paper web26US 4,644,174 ACIP Inc. · 1987
- Infrared measurement of paper machine clothing condition20US 7,938,935 B2Honeywell ASCa Inc. · 2011