G01N 27/31
Half-cells with permeable membranes
Official title: Half-cells with permeable membranes, e.g. semi-porous or perm-selective membranes
G01N27/31 (Half-cells with permeable membranes) appears on 33 US grants and 43 published applications in this corpus.
Search patents in G01N- Granted patents
- 33
- Published applications
- 43
- Assignees
- 28
- Inventors
- 96
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 3 |
| 2017 | 5 | 5 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 3 | 5 |
| 2021 | 4 | 7 |
| 2022 | 3 | 5 |
| 2023 | 5 | 1 |
| 2024 | 1 | 1 |
| 2025 | 3 | 3 |
| 2026 | 3 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Electrochemical sensor having an alkaline earth-modified electrolyte formulation6 Oct 2026US 12,754,157 B2Hamilton Company
- Sensor assembly with wicking member for liquid junction wet up18 Aug 2026US 12,710,396 B2Siemens Healthcare Diagnostics Inc.
- Diffusion control layer for use in electrochemical sensors16 Jun 2026US 12,656,293 B2Medtronic, Inc.
- Electrochemical half-cell, electrochemical sensor, manufacturing method of solid electrolyte and electrochemical half-cell, and use of solid electrolyte in electrochemical half-cell8 Jul 2025US 12,352,718 B2Endress+Hauser Conducta GmbH+Co. KG
- Device for detecting analytes in a sample, and methods of use thereof6 May 2025US 12,292,406 B2King Abdullah University of Science and Technology
- Diffusion control layer for use in electrochemical sensors13 Aug 2026US 2026/0235544 A1Medtronic, Inc.
- Additive manufacturing of sensors12 Feb 2026US 2026/0043765 A1
- Single-rod measuring cell and sensor containing the single-rod measuring cell for sterile applications22 Jan 2026US 2026/0023043 A1Endress+Hauser Conducta GmbH+Co. KG
- Electrochemical sensor having an alkaline earth-modified electrolyte formulation4 Dec 2025US 2025/0369914 A1Hamilton Company
- Glucose biosensor encasement, glucose biosensor package, and method5 Jun 2025US 2025/0180505 A1Medtronic MiniMed, Inc.
Most cited
By later US patents
- Heterogeneous membrane electrodes12US 7,767,068 B2Epocal Inc. · 2010
- Gas characterization system having a preconcentrator11US 9,823,211 B1Maxim Integrated Products, Inc. · 2017
- Saliva glucose measurement devices and methods2US 10,724,066 B2Arizona Board of Regents on behalf of Arizona State University · 2020
- Reference half-cell and electrochemical sensor with the reference half-cell2US 9,696,273 B2Endress+Hauser Conducta GmbH+Co. KG · 2017
- Heterogeneous membrane electrodes1US 10,031,099 B2Siemens Healthcare Diagnostics Inc. · 2018