G01N 2021/754
Reagent flow and intermittent injection of sample or vice versa
Official title: {Reagent flow and intermittent injection of sample or vice versa}
G01N2021/754 (Reagent flow and intermittent injection of sample or vice versa) appears on 17 US grants and 24 published applications in this corpus.
Search patents in G01N- Granted patents
- 17
- Published applications
- 24
- Assignees
- 20
- Inventors
- 61
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 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 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 3 | 4 |
| 2018 | 1 | 1 |
| 2019 | 1 | 3 |
| 2020 | 2 | 3 |
| 2021 | 1 | 1 |
| 2022 | 3 | 3 |
| 2023 | 0 | 3 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Measurement apparatus and analysis method30 Sep 2025US 12,429,424 B2Sysmex Corporation
- Raman analysis apparatus capable of real-time analysis under elevated temperature and pressure conditions5 Mar 2024US 11,921,047 B2Korea Institute of Geoscience and Mineral Resources
- Methods for colorimetric endpoint detection and multiple analyte titration systems27 Sep 2022US 11,454,619 B2Ecolab USA Inc.
- Optical analysis and sampling systems3 May 2022US 11,320,368 B2Sabic Global Technologies B.V.
- Method of determining whether there is a test sample supply26 Apr 2022US 11,313,712 B2Shimadzu Corporation
- Measurement apparatus and analysis method1 Oct 2026US 2026/0298829 A1
- Measurement apparatus and analysis method25 Dec 2025US 2025/0389663 A1
- Measurement device and measurement method21 Aug 2025US 2025/0264347 A1Yokogawa Electric Corporation
- Method for classifying white blood cells into subpopulations26 Oct 2023US 2023/0341314 A1Sysmex Corporation
- Measurement apparatus and analysis method21 Sep 2023US 2023/0296522 A1Sysmex Corporation
Most cited
By later US patents
- Method and a system for quantitatively monitoring a chemical component dissolved in a liquid medium51US 5,389,524 AKemisk Vaerk Koge A/S · 1995
- Flow optrode having separate reaction and detection chambers26US 5,434,084 AThe Board of Regents of the University of Washington · 1995
- Method of determining the concentration of a chemical of interest in a solution5US 5,268,304 AThe United States of America as represented by the Secretary of the Navy · 1993
- Colorimetric test system designed to control flow of simultaneously released chemicals to a target area5US 9,724,689 B2Detectachem, Inc. · 2017
- Automatic titrator4US 9,766,183 B2Ecolab USA Inc. · 2017