G01N 30/26
Conditioning of the fluid carrier
Official title: Conditioning of the fluid carrier; Flow patterns
G01N30/26 (Conditioning of the fluid carrier) appears on 3,295 US grants and 3,081 published applications in this corpus.
Search patents in G01N- Granted patents
- 3,295
- Published applications
- 3,081
- Assignees
- 1,247
- Inventors
- 5,755
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 24 | 0 |
| 1978 | 20 | 0 |
| 1979 | 18 | 0 |
| 1980 | 25 | 0 |
| 1981 | 29 | 0 |
| 1982 | 27 | 0 |
| 1983 | 23 | 0 |
| 1984 | 30 | 0 |
| 1985 | 26 | 0 |
| 1986 | 28 | 0 |
| 1987 | 27 | 0 |
| 1988 | 33 | 0 |
| 1989 | 51 | 0 |
| 1990 | 50 | 0 |
| 1991 | 60 | 0 |
| 1992 | 67 | 0 |
| 1993 | 58 | 0 |
| 1994 | 56 | 0 |
| 1995 | 51 | 0 |
| 1996 | 44 | 0 |
| 1997 | 46 | 0 |
| 1998 | 61 | 0 |
| 1999 | 61 | 0 |
| 2000 | 65 | 0 |
| 2001 | 79 | 21 |
| 2002 | 71 | 95 |
| 2003 | 86 | 104 |
| 2004 | 64 | 108 |
| 2005 | 61 | 105 |
| 2006 | 49 | 84 |
| 2007 | 55 | 89 |
| 2008 | 49 | 107 |
| 2009 | 59 | 90 |
| 2010 | 60 | 104 |
| 2011 | 56 | 90 |
| 2012 | 81 | 86 |
| 2013 | 70 | 118 |
| 2014 | 72 | 106 |
| 2015 | 62 | 127 |
| 2016 | 81 | 121 |
| 2017 | 98 | 124 |
| 2018 | 83 | 153 |
| 2019 | 139 | 177 |
| 2020 | 129 | 167 |
| 2021 | 127 | 176 |
| 2022 | 132 | 184 |
| 2023 | 125 | 178 |
| 2024 | 173 | 146 |
| 2025 | 140 | 116 |
| 2026 | 92 | 105 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gas chromatograph6 Oct 2026US 12,754,172 B2Shimadzu Corporation
- Monitoring analysis device and monitoring analysis method6 Oct 2026US 12,754,173 B2Shimadzu Corporation
- Flow module selector29 Sep 2026US 12,748,083 B2Dh Co., Ltd.
- Chromatography devices and methods29 Sep 2026US 12,748,084 B2Dpx Technologies, Inc.
- Analyzer and control method for locking analyzer columns29 Sep 2026US 12,748,085 B2Hitachi High-Tech Corporation
- Propane-position carbon isotope testing method and testing system8 Oct 2026US 2026/0309682 A1China Petroleum & Chemical Corporation
- Quick-cool coiled chromatographic column module8 Oct 2026US 2026/0309683 A1Mocon, Inc.
- Digital gas assist with flow control and gauge8 Oct 2026US 2026/0310242 A1Dionex Corporation
- Ultra-trace gas detection system and method of using the same1 Oct 2026US 2026/0298887 A1Volatylix, Inc.
- Dac apparatus24 Sep 2026US 2026/0287562 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Silicon semiconductor wafer for analyzing micronic biological samples904US 4,908,112 AE. I. Du Pont de Nemours and Company · 1990
- Microscale fluid handling system662US 5,872,010 ANortheastern University · 1999
- Heated transfer line for capillary tubing563US 4,735,259 AHewlett-Packard Company · 1988
- Fully integrated miniaturized planar liquid sample handling and analysis device556US 5,571,410 AHewlett-Packard Company · 1996
- Miniaturized mass spectrometer system529US 5,313,061 AViking Instrument · 1994