G01N 30/466
With separation columns in parallel
Official title: {with separation columns in parallel}
G01N30/466 (With separation columns in parallel) appears on 361 US grants and 344 published applications in this corpus.
Search patents in G01N- Granted patents
- 361
- Published applications
- 344
- Assignees
- 192
- Inventors
- 688
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 9 | 0 |
| 2001 | 17 | 9 |
| 2002 | 29 | 34 |
| 2003 | 25 | 31 |
| 2004 | 25 | 32 |
| 2005 | 13 | 24 |
| 2006 | 11 | 15 |
| 2007 | 15 | 12 |
| 2008 | 10 | 8 |
| 2009 | 10 | 18 |
| 2010 | 6 | 11 |
| 2011 | 6 | 9 |
| 2012 | 8 | 9 |
| 2013 | 7 | 5 |
| 2014 | 8 | 11 |
| 2015 | 3 | 5 |
| 2016 | 4 | 6 |
| 2017 | 7 | 9 |
| 2018 | 5 | 9 |
| 2019 | 12 | 17 |
| 2020 | 10 | 9 |
| 2021 | 9 | 14 |
| 2022 | 6 | 13 |
| 2023 | 9 | 10 |
| 2024 | 13 | 6 |
| 2025 | 15 | 9 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Analyzer and control method for locking analyzer columns29 Sep 2026US 12,748,085 B2Hitachi High-Tech Corporation
- Method for detecting urinary tract infections and sample analysis using liquid chromatography1 Sep 2026US 12,724,025 B2
- Mass spectrometry system, processing device, and anomaly detection method11 Aug 2026US 12,704,488 B2Hitachi High-Tech Corporation
- Parallel separation system14 Jul 2026US 12,678,711 B2Cytiva BioProcess R&D AB
- Parallel separation system28 Apr 2026US 12,611,618 B2Cytiva BioProcess R&D AB
- Liquid chromatograph system and control method24 Sep 2026US 2026/0287564 A1Shimadzu Corporation
- Gas analyzer20 Aug 2026US 2026/0243739 A1Shimadzu Corporation
- Preparative chromatography system and method for chromatography separations9 Jul 2026US 2026/0192216 A1Cytiva BioProcess R&D AB
- Method for controling liquid chromatograph and liquid chromatograph14 May 2026US 2026/0133166 A1Hitachi High-Tech Corporation
- Gas chromatography instrument for determining a concentration of a volatile marker7 May 2026US 2026/0126419 A1Koninklijke Philips N. V.
Most cited
By later US patents
- Microscale fluid handling system662US 5,872,010 ANortheastern University · 1999
- Flow-injection analysis and variable-flow light-scattering methods and apparatus for characterizing polymers317US 6,175,409 B1Symyx Technologies, Inc. · 2001
- Capillary electroflow apparatus and method304US 6,103,199 AAclara Biosciences, Inc. · 2000
- Apparatus for assay, synthesis and storage, and methods of manufacture, use, and manipulation thereof281US 6,716,629 B2BioTrove, Inc. · 2004
- Sensor devices234US 5,194,133 AGeneral Electric Company · 1993