G01N 2030/628
Multiplexing, i.e. several columns sharing a single detector
Official title: {Multiplexing, i.e. several columns sharing a single detector}
G01N2030/628 (Multiplexing, i.e. several columns sharing a single detector) appears on 75 US grants and 64 published applications in this corpus.
Search patents in G01N- Granted patents
- 75
- Published applications
- 64
- Assignees
- 38
- Inventors
- 129
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 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 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 3 |
| 2002 | 8 | 9 |
| 2003 | 10 | 7 |
| 2004 | 8 | 6 |
| 2005 | 2 | 3 |
| 2006 | 1 | 4 |
| 2007 | 2 | 1 |
| 2008 | 1 | 1 |
| 2009 | 2 | 4 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 2 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 2 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 2 |
| 2020 | 4 | 1 |
| 2021 | 1 | 3 |
| 2022 | 2 | 4 |
| 2023 | 0 | 1 |
| 2024 | 5 | 2 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Analytical system and method including switching between liquid chromatography fluidic streams20 May 2025US 12,306,147 B2Hitachi High-Tech Corporation
- Analysis system and analysis execution method20 May 2025US 12,306,148 B2Shimadzu Corporation
- High confidence compound identification by liquid chromatography-mass spectrometry25 Mar 2025US 12,259,373 B2Regeneron Pharmaceuticals, Inc.
- LC system and method with column backflushing22 Oct 2024US 12,123,856 B2Roche Diagnostics Operations, Inc.
- Analysis apparatus having a plurality of liquid chromatographs and its analysis method14 May 2024US 11,982,655 B2Hitachi High-Tech Corporation
- Gas Analysis System3 Oct 2024US 2024/0329015 A1Shimadzu Corporation
- High confidence compound identification by liquid chromatography-mass spectrometry11 Jul 2024US 2024/0230604 A1Regeneron Pharmaceuticals, Inc.
- Analytical system and method including switching between liquid chromatography fluidic streams2 Feb 2023US 2023/0037141 A1Hitachi High-Tech Corporation
- High Confidence Compound Identification by Liquid Chromatography-Mass Spectrometry17 Nov 2022US 2022/0365045 A1Regeneron Pharmaceuticals, Inc.
- Lc system and method with column backflushing3 Nov 2022US 2022/0349863 A1Roche Diagnostics Operations, Inc.
Most cited
By later US patents
- Microscale fluid handling system662US 5,872,010 ANortheastern University · 1999
- Parallel fluid electrospray mass spectrometer118US 6,066,848 ACombiChem, Inc. · 2000
- Parallel high-performance liquid chromatography with serial injection116US 6,296,771 B1Symyx Technologies, Inc. · 2001
- Parallel high-performance liquid chromatography with post-separation treatment116US 6,436,292 B1Symyx Technologies, Inc. · 2002
- Apparatus for parallel high-performance liquid chromatography with serial injection90US 6,491,816 B2Symyx Technologies, Inc. · 2002