G01N 30/7213
Splitting of the gaseous effluent
Official title: {splitting of the gaseous effluent}
G01N30/7213 (Splitting of the gaseous effluent) appears on 24 US grants and 12 published applications in this corpus.
Search patents in G01N- Granted patents
- 24
- Published applications
- 12
- Assignees
- 20
- Inventors
- 40
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 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 | 1 |
| 2005 | 1 | 0 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 3 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Flow splitter for gas chromatography systems14 Oct 2025US 12,442,803 B2Leco Corporation
- Chromatograph mass spectrometer26 Mar 2024US 11,940,426 B2Shimadzu Corporation
- Simulated distillation using gas chromatography with vacuum ultraviolet detection2 Aug 2022US 11,401,471 B2ExxonMobil Technology and Engineering Company
- Thermally modulated variable restrictor for normalization of dynamic split ratios26 Jun 2018US 10,006,890 B2Waters Technologies Corporation
- In-situ conditioning in mass spectrometer systems20 Aug 2013US 8,513,593 B2Agilent Technologies, Inc.
- Flow Splitter for Gas Chromatography Systems19 Sep 2024US 2024/0310337 A1Leco Corporation
- Chromatograph mass spectrometer9 Jun 2022US 2022/0178888 A1Shimadzu Corporation
- Simulated distillation using gas chromatography with vacuum ultraviolet detection25 Jun 2020US 2020/0199458 A1ExxonMobil Technology and Engineering Company
- Thermally modulated variable restrictor for normalization of dynamic split ratios10 Mar 2016US 2016/0069845 A1Water Technologies Corporation
- In-situ conditioning in mass spectrometer systems25 Apr 2013US 2013/0099113 A1Agilent Technologies, Inc.
Most cited
By later US patents
- Interface for coupling liquid chromatography to solid or gas phase detectors85US 4,883,958 AVestec Corporation · 1989
- Monodisperse aerosol generator46US 4,762,995 AGeorgia Tech Research Corporation · 1988
- Monodisperse aerosol generator35US 4,629,478 AGeorgia Tech Research Corporation · 1986
- Internal mass spectrometer interface to a gas chromatograph34US 4,641,541 A1987
- Monodisperse aerosol generator for use with infrared spectrometry30US 4,924,097 AGeorgia Tech RSS. Corp · 1990