G01N 27/404
Cells with anode, cathode and cell electrolyte on the same side of
Official title: Cells with anode, cathode and cell electrolyte on the same side of a permeable membrane which separates them from the sample fluid {, e.g. Clark-type oxygen sensors}
G01N27/404 (Cells with anode, cathode and cell electrolyte on the same side of) appears on 862 US grants and 600 published applications in this corpus.
Search patents in G01N- Granted patents
- 862
- Published applications
- 600
- Assignees
- 454
- Inventors
- 1,553
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 18 | 0 |
| 1978 | 13 | 0 |
| 1979 | 15 | 0 |
| 1980 | 19 | 0 |
| 1981 | 16 | 0 |
| 1982 | 12 | 0 |
| 1983 | 12 | 0 |
| 1984 | 18 | 0 |
| 1985 | 18 | 0 |
| 1986 | 12 | 0 |
| 1987 | 17 | 0 |
| 1988 | 12 | 0 |
| 1989 | 17 | 0 |
| 1990 | 18 | 0 |
| 1991 | 15 | 0 |
| 1992 | 13 | 0 |
| 1993 | 19 | 0 |
| 1994 | 28 | 0 |
| 1995 | 19 | 0 |
| 1996 | 17 | 0 |
| 1997 | 16 | 0 |
| 1998 | 21 | 0 |
| 1999 | 14 | 0 |
| 2000 | 16 | 0 |
| 2001 | 20 | 5 |
| 2002 | 15 | 22 |
| 2003 | 22 | 26 |
| 2004 | 15 | 16 |
| 2005 | 11 | 20 |
| 2006 | 9 | 26 |
| 2007 | 10 | 17 |
| 2008 | 8 | 13 |
| 2009 | 7 | 15 |
| 2010 | 15 | 21 |
| 2011 | 13 | 18 |
| 2012 | 15 | 19 |
| 2013 | 9 | 13 |
| 2014 | 20 | 31 |
| 2015 | 20 | 35 |
| 2016 | 21 | 21 |
| 2017 | 22 | 32 |
| 2018 | 22 | 32 |
| 2019 | 19 | 44 |
| 2020 | 24 | 39 |
| 2021 | 39 | 31 |
| 2022 | 19 | 23 |
| 2023 | 29 | 27 |
| 2024 | 14 | 25 |
| 2025 | 20 | 15 |
| 2026 | 18 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for optical activation of the sensor surface, in particular for zero chlorine sensors16 Jun 2026US 12,655,038 B2ProMinent GmbH
- Microsensor for monitoring phosphine and preparation method thereof16 Jun 2026US 12,656,290 B2Sensix (Nanjing) Environmental Technology Co., Ltd.
- Sensor and seal for sensor9 Jun 2026US 12,650,403 B2AlphaSense Oy
- Thiosulfate sensor9 Jun 2026US 12,650,404 B2Badger Meter, Inc.
- Methane sensor14 Apr 2026US 12,601,702 B2
- Sensor and device for a sensor comprising gel electrolyte24 Sep 2026US 2026/0287544 A1Mettler-Toledo AG
- Electrochemical sensor unit, odor component electrochemical sensor unit, and method for manufacturing electrochemical sensor unit30 Jul 2026US 2026/0219220 A1Sony Semiconductor Solutions Corporation
- Systems and methods for patterning and spatial electrochemical mapping of cells9 Jul 2026US 2026/0194487 A1President and Fellows of Harvard College
- Electrochemical sensor and related methods18 Jun 2026US 2026/0168958 A1University of South Florida
- Multi-bias scheme for an electrochemical gas sensor14 May 2026US 2026/0133156 A1QUALCOMM Incorporated
Most cited
By later US patents
- Transparent multi-oxygen sensor array and method of using same966US 4,781,798 AThe Regents of the University of California · 1988
- Apparatus for electrochemical measurements768US 4,571,292 ACase Western Reserve University · 1986
- Solid state transcutaneous blood gas sensors614US 4,534,356 ADiamond Shamrock Chemicals Company · 1985
- Apparatus for electrolytically determining a species in a fluid and method of use441US 4,076,596 ALeeds & Northrup Company · 1978
- Electrochemical gas sensor434US 5,217,595 AThe Yellow Springs Instrument Company, Inc. · 1993