G01N 2030/207
With metering cavity
Official title: {with metering cavity, e.g. sample loop}
G01N2030/207 (With metering cavity) appears on 163 US grants and 197 published applications in this corpus.
Search patents in G01N- Granted patents
- 163
- Published applications
- 197
- Assignees
- 70
- Inventors
- 270
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 2 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 3 |
| 2008 | 1 | 2 |
| 2009 | 3 | 2 |
| 2010 | 0 | 6 |
| 2011 | 1 | 8 |
| 2012 | 3 | 2 |
| 2013 | 5 | 7 |
| 2014 | 5 | 5 |
| 2015 | 4 | 12 |
| 2016 | 5 | 7 |
| 2017 | 9 | 15 |
| 2018 | 9 | 20 |
| 2019 | 15 | 14 |
| 2020 | 16 | 19 |
| 2021 | 10 | 18 |
| 2022 | 17 | 15 |
| 2023 | 14 | 11 |
| 2024 | 18 | 7 |
| 2025 | 7 | 7 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Loading a fluidic element11 Aug 2026US 12,704,121 B2Dionex Softron GmbH
- Sample injector with metering device balancing pressure differences in an intermediate valve state21 Jul 2026US 12,687,526 B2Agilent Technologies, Inc.
- Sample injector with metering device balancing pressure differences in an intermediate valve state21 Jul 2026US 12,687,527 B2Agilent Technologies, Inc.
- Fluidic system and corresponding method12 May 2026US 12,623,213 B2Dionex Softron GmbH
- Chemical species based selective dilution for analysis of a sub-formation sample21 Apr 2026US 12,607,611 B2Halliburton Energy Services.Inc.
- Gdv optimized injection with sample pre-compression20 Aug 2026US 2026/0243736 A1Dionex Softron GmbH
- Gas chromatograph and method for introducing sample gas in gas chromatograph16 Jul 2026US 2026/0202383 A1Shimadzu Corporation
- Method of introducing a sample into a separation column and corresponding system9 Jul 2026US 2026/0194496 A1Dionex Softron GmbH
- System for subjecting a sample to chromatographic analysis18 Jun 2026US 2026/0168968 A1Evosep Aps
- Systems and methods for sample analysis21 May 2026US 2026/0140095 A1Agilent Technologies, Inc.
Most cited
By later US patents
- Method and apparatus for sample analysis143US 6,865,926 B2State of Oregon acting by and through the State Board of Higher Education on behalf of Portland State University · 2005
- Automated sampler-injector apparatus and method for sampling a quantity of sample and testing portions of said quantity90US 4,836,038 AAim Instruments Ltd. · 1989
- Prime purge injection valve or multi-route selections valve71US 6,012,487 A2000
- Parallel gas chromatograph with microdetector array38US 6,701,774 B2Symyx Technologies, Inc. · 2004
- Method of analysing gas chromatography data37US 9,891,198 B2I-Vigilant Technologies Limited · 2018