G01N 27/4077
Means for protecting the electrolyte or the electrodes
Official title: {Means for protecting the electrolyte or the electrodes}
G01N27/4077 (Means for protecting the electrolyte or the electrodes) appears on 532 US grants and 522 published applications in this corpus.
Search patents in G01N- Granted patents
- 532
- Published applications
- 522
- Assignees
- 107
- Inventors
- 938
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 10 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 9 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 9 | 0 |
| 1990 | 6 | 0 |
| 1991 | 8 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 12 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 12 | 6 |
| 2002 | 18 | 28 |
| 2003 | 16 | 19 |
| 2004 | 20 | 16 |
| 2005 | 10 | 19 |
| 2006 | 5 | 11 |
| 2007 | 11 | 32 |
| 2008 | 9 | 18 |
| 2009 | 15 | 12 |
| 2010 | 10 | 12 |
| 2011 | 13 | 19 |
| 2012 | 12 | 9 |
| 2013 | 11 | 17 |
| 2014 | 16 | 11 |
| 2015 | 7 | 24 |
| 2016 | 18 | 24 |
| 2017 | 17 | 39 |
| 2018 | 15 | 31 |
| 2019 | 31 | 31 |
| 2020 | 29 | 34 |
| 2021 | 28 | 31 |
| 2022 | 23 | 25 |
| 2023 | 19 | 19 |
| 2024 | 17 | 16 |
| 2025 | 16 | 13 |
| 2026 | 11 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sensor element, gas sensor, and production method for sensor element14 Jul 2026US 12,680,978 B2Niterra Co., Ltd.
- Gas sensor7 Jul 2026US 12,674,777 B2Niterra Co., Ltd.
- Gas sensor element and gas sensor16 Jun 2026US 12,656,299 B2NGK Insulators, Ltd.
- Gas sensor and casing for containing sensor element26 May 2026US 12,638,415 B2NGK Insulators, Ltd.
- Drainage structure for gas sensor19 May 2026US 12,631,523 B2Subaru Corporation
- Sensor With Long-Term Stability17 Sep 2026US 2026/0276579 A1Siemens Aktiengesellschaft
- Sensor element and gas sensor2 Jul 2026US 2026/0185958 A1Niterra Co., Ltd.
- Sensor element, gas sensor, and sensor element manufacturing method25 Jun 2026US 2026/0177522 A1Niterra Co., Ltd.
- Gas sensor30 Apr 2026US 2026/0118310 A1NGK Insulators, Ltd.
- Gas sensor26 Mar 2026US 2026/0086064 A1Niterra Co., Ltd.
Most cited
By later US patents
- Gas sensor and corresponding production method123US 6,395,161 B1Robert Bosch GmbH · 2002
- Electro-chemical sensor75US 4,021,326 ARobert Bosch GmbH · 1977
- Methods for producing oxygen-sensing element, particularly for use with internal combustion engine exhaust emission analysis61US 3,978,006 ARobert Bosch GmbH · 1976
- Oxygen sensor element with a ceramic heater and a method for manufacturing it45US 4,540,479 AToyota Jidosha Kabushiki Kaisha · 1985
- Oxygen sensor39US 4,040,930 AUop LLC · 1977