G01N 2030/047
External
Official title: {external}
G01N2030/047 (External) appears on 37 US grants and 41 published applications in this corpus.
Search patents in G01N- Granted patents
- 37
- Published applications
- 41
- Assignees
- 34
- Inventors
- 134
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 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 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 4 |
| 2015 | 3 | 1 |
| 2016 | 1 | 5 |
| 2017 | 3 | 1 |
| 2018 | 2 | 1 |
| 2019 | 2 | 3 |
| 2020 | 2 | 4 |
| 2021 | 2 | 2 |
| 2022 | 4 | 5 |
| 2023 | 2 | 3 |
| 2024 | 1 | 2 |
| 2025 | 3 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for mass spectrometry and chromatograph mass spectrometer11 Aug 2026US 12,704,487 B2Shimadzu Corporation
- Using multi-component test sample for determining real parameter value of sample separation15 Jul 2025US 12,360,090 B2Agilent Technologies, Inc.
- Techniques for system suitability testing of inert liquid chromatography systems and columns25 Mar 2025US 12,259,368 B2Waters Technologies Corporation
- Analysis method28 Jan 2025US 12,208,343 B2Nippon Telegraph and Telephone Corporation
- Quantitative determination device for brominated flame-retardant compounds3 Sep 2024US 12,078,622 B2Shimadzu Corporation
- Method for simultaneously detecting four alkaloids and 10 catechin components in tea23 Jul 2026US 2026/0210918 A1Tea Research Institute, Guangdong Academy of Agricultural Sciences
- Method for simultaneous determination of chlorogenic acid, ferulic acid, dracohodin, cinnamaldehyde, ligustilide, and osthole in xiangdu huoxue plaster4 Jun 2026US 2026/0153486 A1Sichuan Academy of Chinese Medicine Sciences
- Method for determining multi-characteristic components in anshen dingzhi wan30 Apr 2026US 2026/0118323 A1Anhui University of Chinese Medicine
- Method for determining content of olaflur in toothpaste by liquid chromatography-tandem mass spectrometry8 May 2025US 2025/0146986 A1Hangzhou Island Xingqing Biotechnology Co., Ltd.
- Quantitative determination device for brominated flame-retardant compounds3 Oct 2024US 2024/0329016 A1Shimadzu Corporation
Most cited
By later US patents
- Method of and apparatus for performing chromatography analysis of unknown sample35US 5,436,166 AHitachi, Ltd. · 1995
- Chromatographic instrument with command sequencing33US 4,969,993 AThe Perkin-Elmer Corporation · 1990
- Standardization of chromatographic systems26US 5,958,246 AThe Perkin-Elmer Corporation · 1999
- Apparatus for producing calibration gases suitable for analytical instrumentation23US 4,257,439 ABi-M Instrument Company · 1981
- Method and apparatus for continuous emissions monitoring system using gas chromatography18US 5,668,735 AR. J. Reynolds Tobacco Company · 1997