G01N 30/04
Preparation or injection of sample to be analysed
G01N30/04 (Preparation or injection of sample to be analysed) appears on 3,073 US grants and 3,115 published applications in this corpus.
Search patents in G01N- Granted patents
- 3,073
- Published applications
- 3,115
- Assignees
- 1,406
- Inventors
- 6,320
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 21 | 0 |
| 1977 | 21 | 0 |
| 1978 | 21 | 0 |
| 1979 | 15 | 0 |
| 1980 | 13 | 0 |
| 1981 | 27 | 0 |
| 1982 | 22 | 0 |
| 1983 | 17 | 0 |
| 1984 | 19 | 0 |
| 1985 | 15 | 0 |
| 1986 | 19 | 0 |
| 1987 | 21 | 0 |
| 1988 | 21 | 0 |
| 1989 | 25 | 0 |
| 1990 | 43 | 0 |
| 1991 | 33 | 0 |
| 1992 | 49 | 0 |
| 1993 | 48 | 0 |
| 1994 | 52 | 0 |
| 1995 | 50 | 0 |
| 1996 | 40 | 0 |
| 1997 | 35 | 0 |
| 1998 | 49 | 0 |
| 1999 | 56 | 0 |
| 2000 | 61 | 0 |
| 2001 | 50 | 20 |
| 2002 | 72 | 80 |
| 2003 | 55 | 74 |
| 2004 | 51 | 85 |
| 2005 | 41 | 68 |
| 2006 | 32 | 78 |
| 2007 | 57 | 66 |
| 2008 | 46 | 70 |
| 2009 | 38 | 66 |
| 2010 | 40 | 90 |
| 2011 | 38 | 86 |
| 2012 | 65 | 83 |
| 2013 | 65 | 101 |
| 2014 | 68 | 116 |
| 2015 | 79 | 135 |
| 2016 | 96 | 130 |
| 2017 | 118 | 129 |
| 2018 | 98 | 146 |
| 2019 | 139 | 194 |
| 2020 | 132 | 193 |
| 2021 | 145 | 220 |
| 2022 | 148 | 218 |
| 2023 | 139 | 199 |
| 2024 | 199 | 198 |
| 2025 | 156 | 142 |
| 2026 | 113 | 128 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Isolation and analysis of terpenes6 Oct 2026US 12,754,110 B2Orange Photonics, Inc.
- Analysis device and analysis method for quality index of natural gas product and application6 Oct 2026US 12,754,171 B2PetroChina Company Limited
- Monitoring analysis device and monitoring analysis method6 Oct 2026US 12,754,173 B2Shimadzu Corporation
- Multiport gas chromatograph valve29 Sep 2026US 12,748,082 B2Rosemount Inc.
- Support fixture for chromatography columns29 Sep 2026US 12,748,086 B2Takeda Pharmaceutical Company Limited
- Two-in-one chromatography systems for use with small volume samples and with automated liquid handlers8 Oct 2026US 2026/0306967 A1Integrated Micro-Chromatography Systems, Inc.
- Propane-position carbon isotope testing method and testing system8 Oct 2026US 2026/0309682 A1China Petroleum & Chemical Corporation
- A multi-stage apparatus for automated sample preparation and online peptide mapping analysis1 Oct 2026US 2026/0298782 A1Hoffmann-La Roche Inc.
- Quantitative Analysis of Polysorbate Oxidation1 Oct 2026US 2026/0298885 A1
- Preparation liquid for analyzing hemoglobin component, and method for measuring hemoglobin component24 Sep 2026US 2026/0287560 A1Tosoh Corporation
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
- Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesis396US 5,858,195 ALockheed Martin Energy Research Corporation · 1999
- Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesis382US 6,033,546 ALockheed Martin Energy Research Corporation · 2000
- Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system370US 6,319,469 B1Silicon Valley Bank · 2001
- Apparatus and method for performing microfluidic manipulations for chemical analysis369US 6,001,229 ALockheed Martin Energy Systems, Inc. · 1999