G01N 30/10
Using a splitter
Official title: using a splitter
G01N30/10 (Using a splitter) appears on 99 US grants and 67 published applications in this corpus.
Search patents in G01N- Granted patents
- 99
- Published applications
- 67
- Assignees
- 67
- Inventors
- 202
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 3 |
| 2002 | 5 | 2 |
| 2003 | 1 | 3 |
| 2004 | 5 | 6 |
| 2005 | 3 | 3 |
| 2006 | 2 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 2 | 3 |
| 2012 | 0 | 3 |
| 2013 | 1 | 2 |
| 2014 | 6 | 4 |
| 2015 | 1 | 3 |
| 2016 | 3 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 0 |
| 2019 | 5 | 7 |
| 2020 | 2 | 5 |
| 2021 | 2 | 3 |
| 2022 | 4 | 2 |
| 2023 | 4 | 1 |
| 2024 | 4 | 4 |
| 2025 | 1 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flow splitter for gas chromatography systems14 Oct 2025US 12,442,803 B2Leco Corporation
- Fluidized bed for industrial hygiene applications31 Dec 2024US 12,181,449 B2Saudi Arabian Oil Company
- Branching off fluidic sample with low influence on source flow path12 Nov 2024US 12,140,575 B2Agilent Technologies, Inc.
- Preparative liquid chromatograph and analysis method1 Oct 2024US 12,105,066 B2Shimadzu Corporation
- Sample injection for liquid chromatography using split solvent flow2 Jul 2024US 12,025,593 B2Waters Technologies Corporation
- Gas chromatograph and method for introducing sample gas in gas chromatograph16 Jul 2026US 2026/0202383 A1Shimadzu Corporation
- Rhinovirus mrna vaccine7 May 2026US 2026/0124291 A1Sanofi Pasteur Limited
- A multidimensional lc system for analysing antibodies19 Mar 2026US 2026/0079164 A1Hoffmann-La Roche Inc.
- Gas-Liquid Separator, Total Organic Carbon Analyzer, and Analysis System14 Nov 2024US 2024/0377367 A1Shimadzu Corporation
- Flow Splitter for Gas Chromatography Systems19 Sep 2024US 2024/0310337 A1Leco Corporation
Most cited
By later US patents
- Automated, on-demand ion mobility spectrometry analysis of gas chromatograph effluents58US 5,811,059 AThe United States of America as represented by the Secretary of the Army · 1998
- Nonreactive inlet splitter for gas chromatography and method55US 4,035,168 AThe Regents of the University of California · 1977
- Gas chromatograph having integrated pressure programmer55US 4,994,096 AHewlett-Packard Company · 1991
- Gas chromatograph45US 6,338,823 B12002
- Apparatus for structural characterization of biological moieties through HPLC separation44US 6,139,734 AUniversity of Virginia Patent Foundation · 2000