G01N 27/417
Using cells , i.e. more than one cell and probes with solid
Official title: using cells {, i.e. more than one cell} and probes with solid electrolytes
G01N27/417 (Using cells , i.e. more than one cell and probes with solid) appears on 908 US grants and 760 published applications in this corpus.
Search patents in G01N- Granted patents
- 908
- Published applications
- 760
- Assignees
- 217
- Inventors
- 1,359
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 12 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 11 | 0 |
| 1986 | 17 | 0 |
| 1987 | 13 | 0 |
| 1988 | 21 | 0 |
| 1989 | 22 | 0 |
| 1990 | 16 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 11 | 0 |
| 1994 | 15 | 0 |
| 1995 | 15 | 0 |
| 1996 | 9 | 0 |
| 1997 | 11 | 0 |
| 1998 | 14 | 0 |
| 1999 | 21 | 0 |
| 2000 | 22 | 0 |
| 2001 | 38 | 13 |
| 2002 | 26 | 35 |
| 2003 | 30 | 27 |
| 2004 | 20 | 36 |
| 2005 | 24 | 35 |
| 2006 | 16 | 11 |
| 2007 | 12 | 26 |
| 2008 | 17 | 21 |
| 2009 | 12 | 36 |
| 2010 | 16 | 11 |
| 2011 | 21 | 27 |
| 2012 | 17 | 23 |
| 2013 | 20 | 24 |
| 2014 | 21 | 24 |
| 2015 | 24 | 28 |
| 2016 | 19 | 40 |
| 2017 | 32 | 33 |
| 2018 | 28 | 57 |
| 2019 | 39 | 43 |
| 2020 | 41 | 34 |
| 2021 | 37 | 50 |
| 2022 | 29 | 32 |
| 2023 | 16 | 38 |
| 2024 | 30 | 28 |
| 2025 | 29 | 16 |
| 2026 | 28 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Circuitry for measurement of electrochemical cells15 Sep 2026US 12,736,499 B2Cirrus Logic, Inc.
- Gas sensor7 Jul 2026US 12,674,789 B2Niterra Co., Ltd.
- Gas sensor23 Jun 2026US 12,663,398 B2NGK Insulators, Ltd.
- Arrangement and method for determining hydrogen purity16 Jun 2026US 12,656,297 B2Siemens Energy Global GmbH & Co. KG
- Gas sensor element, gas sensor, and manufacturing method for gas sensor element16 Jun 2026US 12,656,298 B2Niterra Co., Ltd.
- Co2 mass estimation system, exhaust gas composition ratio estimation method, and co2 mass estimation method17 Sep 2026US 2026/0276581 A1NGK Insulators, Ltd.
- Sensor element, gas sensor, and sensor element manufacturing method25 Jun 2026US 2026/0177522 A1Niterra Co., Ltd.
- Gas sensor18 Jun 2026US 2026/0168956 A1NGK Insulators, Ltd.
- Gas sensor and sensor element18 Jun 2026US 2026/0168957 A1NGK Insulators, Ltd.
- Method for operating a sensor for detecting at least one property of a measurement gas in a measurement gas chamber21 May 2026US 2026/0140084 A1
Most cited
By later US patents
- Device for measuring concentration of nitrogen oxide in combustion gas455US 5,034,112 ANissan Motor Co., Ltd. · 1991
- NOx sensor301US 6,773,565 B2Riken · 2004
- Method of manufacturing an electrochemical device149US 4,798,693 ANGK Insulators, Ltd. · 1989
- Apparatus and method for diagnosing degradation or malfunction of oxygen sensor108US 5,781,878 ANippondenso Co., Ltd. · 1998
- Method of measuring a gas component and sensing device for measuring the gas component95US 5,672,811 ANGK Insulators, Ltd. · 1997