G01N 21/9018
Dirt detection in containers
Official title: {Dirt detection in containers}
G01N21/9018 (Dirt detection in containers) appears on 253 US grants and 228 published applications in this corpus.
Search patents in G01N- Granted patents
- 253
- Published applications
- 228
- Assignees
- 167
- Inventors
- 561
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 8 | 0 |
| 1995 | 13 | 0 |
| 1996 | 9 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 6 |
| 2003 | 2 | 5 |
| 2004 | 3 | 1 |
| 2005 | 4 | 6 |
| 2006 | 2 | 8 |
| 2007 | 2 | 4 |
| 2008 | 4 | 8 |
| 2009 | 4 | 6 |
| 2010 | 5 | 7 |
| 2011 | 6 | 7 |
| 2012 | 2 | 8 |
| 2013 | 3 | 13 |
| 2014 | 7 | 8 |
| 2015 | 2 | 4 |
| 2016 | 12 | 6 |
| 2017 | 8 | 10 |
| 2018 | 8 | 5 |
| 2019 | 7 | 8 |
| 2020 | 7 | 9 |
| 2021 | 7 | 12 |
| 2022 | 7 | 18 |
| 2023 | 12 | 17 |
| 2024 | 11 | 17 |
| 2025 | 12 | 20 |
| 2026 | 7 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus and method for examining containers for impurities28 Jul 2026US 12,693,237 B2Unisensor Sensorsysteme GmbH
- Imaging device, inspection device, and imaging method26 May 2026US 12,638,403 B2Kabushiki Kaisha N-Tech
- Targeted application of deep learning to automated visual inspection equipment5 May 2026US 12,620,075 B2Amgen Inc.
- Apparatus and method for automatic monitoring of lids of beverage and food cans10 Mar 2026US 12,571,738 B2Quiss QualitäTs-Inspektionssysteme Und Service GmbH
- Compact apparatus for batch vial inspection24 Feb 2026US 12,560,552 B2APPLIED Materials.Inc.
- Inspection device and inspection method8 Oct 2026US 2026/0309641 A1Hitachi Industry & Control Solutions, Ltd.
- Automated visual inspection of prefilled syringes6 Aug 2026US 2026/0227343 A1Amgen Inc.
- A system and method for the inspection of cylindrical containers16 Jul 2026US 2026/0202344 A1Alta Vision, Srl
- Dissolution determination apparatus and operating method thereof2 Jul 2026US 2026/0185909 A1Samsung Electronics Co., Ltd.
- Systems, Methods, and Apparatuses for Producing and Packaging Medical Fluids7 May 2026US 2026/0124112 A1DEKA Products Limited Partnership
Most cited
By later US patents
- Bottle inspection system103US 4,691,231 AVistech Corporation · 1987
- Method and apparatus for inspecting liquid-filled containers96US 5,523,560 ANovoNordisk A/S · 1996
- Method and apparatus for detecting microorganisms within a liquid product in a sealed vial83US 5,164,597 AUniversity of Kentucky Research Foundation · 1992
- Small container fluid dynamics to produce optimized inspection conditions56US 7,430,047 B22008
- Method of inspecting solid body for foreign matter55US 5,444,480 AKirin Techno-System Corporation · 1995