G01N 27/401
Salt-bridge leaks
Official title: Salt-bridge leaks; Liquid junctions
G01N27/401 (Salt-bridge leaks) appears on 65 US grants and 71 published applications in this corpus.
Search patents in G01N- Granted patents
- 65
- Published applications
- 71
- Assignees
- 57
- Inventors
- 202
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 4 | 4 |
| 2003 | 3 | 9 |
| 2004 | 3 | 4 |
| 2005 | 3 | 1 |
| 2006 | 3 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 3 |
| 2009 | 0 | 1 |
| 2010 | 3 | 1 |
| 2011 | 1 | 5 |
| 2012 | 1 | 6 |
| 2013 | 2 | 1 |
| 2014 | 3 | 2 |
| 2015 | 4 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 3 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 4 |
| 2021 | 3 | 6 |
| 2022 | 2 | 1 |
| 2023 | 4 | 3 |
| 2024 | 0 | 1 |
| 2025 | 1 | 4 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrochemical probe7 Apr 2026US 12,596,088 B2Merck Patent GmbH
- Combination electrode having a hydrogel diaphragm24 Feb 2026US 12,560,568 B2Hamilton Bonaduz AG
- Single-use disposable reference sensor13 May 2025US 12,298,268 B2Nova Biomedical Corporation
- Electrochemical sensor for humoral detection and detection device22 Aug 2023US 11,733,195 B2Boe Technology Group Co., Ltd.
- System comprising pH/ORP electrodes with improved anti-poisoning characteristics8 Aug 2023US 11,719,666 B2ABB Schweiz AG
- Combination Electrode Having a Hydrogel Diaphragm4 Jun 2026US 2026/0153473 A1Hamilton Bonaduz AG
- Analytical device2 Apr 2026US 2026/0092890 A1Canon Kabushiki Kaisha
- Thin layer type electrochemical system including salt bridge and electrochemical analysis method using the same26 Feb 2026US 2026/0056161 A1Seoul National University R&Db Foundation
- Electrochemistry detection chip22 Jan 2026US 2026/0023042 A1Chung Shan Medical University
- Single-use disposable reference sensor14 Aug 2025US 2025/0258124 A1Nova Biomedical Corporation
Most cited
By later US patents
- Reference electrode having a microfluidic flowing liquid junction127US 6,616,821 B2Broadley Technologies Corporation · 2003
- Liquid junction reference electrode and methods of use thereof117US 6,896,793 B2Instrumentation Laboratory Company · 2005
- Conductive polymers and method of preparation thereof27US 4,774,029 ASkeptikos Technology, Inc. · 1988
- Reference electrode having a microfluidic flowing liquid junction23US 7,459,066 B2Broadley Technologies Corporation · 2008
- Reference electrode with internal diffusion barrier21US 4,401,548 ACorning Glass Works · 1983