G01N 21/86
Investigating moving sheets
Official title: Investigating moving sheets (G01N21/89 takes precedence)
G01N21/86 (Investigating moving sheets) appears on 521 US grants and 372 published applications in this corpus.
Search patents in G01N- Granted patents
- 521
- Published applications
- 372
- Assignees
- 332
- Inventors
- 1,070
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 0 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 14 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 16 | 0 |
| 1988 | 16 | 0 |
| 1989 | 12 | 0 |
| 1990 | 9 | 0 |
| 1991 | 11 | 0 |
| 1992 | 15 | 0 |
| 1993 | 7 | 0 |
| 1994 | 12 | 0 |
| 1995 | 11 | 0 |
| 1996 | 4 | 0 |
| 1997 | 11 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 1 |
| 2002 | 4 | 10 |
| 2003 | 6 | 8 |
| 2004 | 8 | 6 |
| 2005 | 4 | 17 |
| 2006 | 9 | 18 |
| 2007 | 10 | 14 |
| 2008 | 11 | 9 |
| 2009 | 17 | 14 |
| 2010 | 10 | 14 |
| 2011 | 8 | 12 |
| 2012 | 13 | 18 |
| 2013 | 13 | 11 |
| 2014 | 10 | 14 |
| 2015 | 24 | 24 |
| 2016 | 16 | 18 |
| 2017 | 15 | 22 |
| 2018 | 20 | 17 |
| 2019 | 19 | 16 |
| 2020 | 19 | 26 |
| 2021 | 12 | 18 |
| 2022 | 14 | 19 |
| 2023 | 12 | 17 |
| 2024 | 15 | 9 |
| 2025 | 9 | 10 |
| 2026 | 6 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Machine for handling sheets, comprising an inspection device and a sensor adjustment path in the clear width25 Aug 2026US 12,716,848 B2Koenig & Bauer Aktiengesellschaft
- Sheet property measurement device and image forming apparatus including sheet property measurement device7 Apr 2026US 12,595,145 B2Canon Kabushiki Kaisha
- Method and apparatus for determining the fiber orientation10 Mar 2026US 12,571,735 B2Voith Patent GmbH
- Moisture detecting apparatus for recording material and image forming apparatus10 Feb 2026US 12,546,714 B2Canon Kabushiki Kaisha
- Pinhole detection device3 Feb 2026US 12,540,903 B2Toyo Kohan Co.Ltd
- Information processing system, non-transitory computer readable medium storing program, and information processing method30 Jul 2026US 2026/0219623 A1FUJIFILM Business Innovation Corp.
- Device and method for sensor-based inspection of an object16 Jul 2026US 2026/0202345 A1MB AUTOMATION GmbH & Co. KG
- Pinhole detection device18 Jun 2026US 2026/0168934 A1Toyo Kohan Co.Ltd
- Sheet characteristic detection device and image forming system14 May 2026US 2026/0133529 A1Konica Minolta, Inc.
- Inline terahertz measurement device for dry electrode film manufacturing, and methods thereof7 May 2026US 2026/0126381 A1Tesla, Inc.
Most cited
By later US patents
- Apparatus for discriminating sheets195US 4,352,988 ATokyo Shibaura Denki Kabushiki Kaisha · 1982
- Reading devices and assay devices for use therewith123US 6,235,241 B1Unipath Limited · 2001
- Infrared reflectance densitometer84US 4,553,033 AXerox Corporation · 1985
- Automated strip reader densitometer79US 5,118,183 AX-Rite, Incorporated · 1992
- Sensing a narrow frequency band of radiation and gemstones65US 5,206,699 AGersan Establishment · 1993