G01N 2030/965
Suppressor columns
Official title: {suppressor columns}
G01N2030/965 (Suppressor columns) appears on 162 US grants and 113 published applications in this corpus.
Search patents in G01N- Granted patents
- 162
- Published applications
- 113
- Assignees
- 41
- Inventors
- 154
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 9 | 3 |
| 2002 | 6 | 9 |
| 2003 | 6 | 6 |
| 2004 | 5 | 3 |
| 2005 | 3 | 4 |
| 2006 | 1 | 7 |
| 2007 | 0 | 3 |
| 2008 | 5 | 6 |
| 2009 | 8 | 6 |
| 2010 | 3 | 4 |
| 2011 | 5 | 3 |
| 2012 | 4 | 4 |
| 2013 | 6 | 4 |
| 2014 | 4 | 5 |
| 2015 | 3 | 4 |
| 2016 | 2 | 4 |
| 2017 | 5 | 2 |
| 2018 | 3 | 4 |
| 2019 | 3 | 1 |
| 2020 | 1 | 3 |
| 2021 | 2 | 2 |
| 2022 | 4 | 6 |
| 2023 | 5 | 9 |
| 2024 | 5 | 6 |
| 2025 | 2 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrolytic eluent generators with stabilized operating voltages2 Jun 2026US 12,643,074 B2Dionex Corporation
- Electrolytic eluent generators with stabilized operating voltages26 May 2026US 12,636,619 B2Dionex Corporation
- Ion chromatograph20 May 2025US 12,306,153 B2Shimadzu Corporation
- Configuration for ultra high pressure electrolytic eluent generators11 Mar 2025US 12,247,307 B2Dionex Corporation
- Suppressor device for ion chromatograph1 Oct 2024US 12,105,064 B2Shimadzu Corporation
- Electrolytic eluent generators with stabilized operating voltages17 Sep 2026US 2026/0273474 A1Dionex Corporation
- Integrated eluent generator and continuously regenerated trap column cartridge26 Mar 2026US 2026/0086073 A1
- Chromatograph system8 Jan 2026US 2026/0009773 A1Shimadzu Corporation
- Configuration for ultra high pressure electrolytic eluent generators19 Jun 2025US 2025/0198019 A1Dionex Corporation
- Two-membrane eluent generator and chromatography detection apparatus13 Mar 2025US 2025/0083070 A1Shimadzu (China) Co., Ltd.
Most cited
By later US patents
- Non-fouling flow through capacitor system115US 5,779,891 A1998
- Combination apparatus and method for chromatographic separation and quantitative analysis of multiple ionic species109US 4,314,823 ADionex Corporation · 1982
- Controlled charge chromatography system90US 5,196,115 A1993
- Method and apparatus for generating a high purity chromatography eluent86US 5,045,204 ADionex Corporation · 1991
- Modified membrane suppressor and method for use85US 4,999,098 ADionex Corporation · 1991