G01N 27/129
Diode type sensors
Official title: {Diode type sensors, e.g. gas sensitive Schottky diodes (capacitor type sensors G01N27/227; field-effect transistor type sensors G01N27/414)}
G01N27/129 (Diode type sensors) appears on 70 US grants and 72 published applications in this corpus.
Search patents in G01N- Granted patents
- 70
- Published applications
- 72
- Assignees
- 63
- Inventors
- 194
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 3 |
| 2005 | 2 | 4 |
| 2006 | 2 | 3 |
| 2007 | 3 | 1 |
| 2008 | 4 | 3 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 1 | 5 |
| 2014 | 0 | 3 |
| 2015 | 4 | 0 |
| 2016 | 3 | 3 |
| 2017 | 3 | 2 |
| 2018 | 2 | 5 |
| 2019 | 5 | 7 |
| 2020 | 4 | 6 |
| 2021 | 4 | 6 |
| 2022 | 0 | 4 |
| 2023 | 4 | 4 |
| 2024 | 6 | 1 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tritium detection devices and methods of making and use thereof7 Oct 2025US 12,439,705 B2Ohio State Innovation Foundation
- Sensor for measuring a gas property19 Aug 2025US 12,392,744 B2Infineon Technologies AG
- Electronic device8 Oct 2024US 12,114,450 B2Wiwynn Corporation
- Electricity measuring type surface plasmon resonance sensor, electricity measuring type surface plasmon resonance sensor chip, method for detecting surface plasmon resonance changes13 Aug 2024US 12,061,146 B2Aisin Corporation
- Electric field variable gas sensor including gas molecule adsorption inducing material and manufacturing method thereof6 Aug 2024US 12,055,515 B2Research & Business Foundation Sungkyunkwan University
- Semiconductor device including hydrogen sensing structure2 Jul 2026US 2026/0185959 A1SK hynix Inc.
- Sensor device based on gallium oxide and manufacturing method thereof, in particular for gas sensing18 Jun 2026US 2026/0168947 A1STMicroelectronics International N. V.
- Sensor for measuring a gas property13 Nov 2025US 2025/0347646 A1Infineon Technologies AG
- Sensors and sensing methods20 Mar 2025US 2025/0093316 A1
- Electronic device21 Mar 2024US 2024/0098920 A1Wiwynn Corporation
Most cited
By later US patents
- Molecule-based microelectronic devices444US 4,721,601 AMassachusetts Institute of Technology · 1988
- Molecule-based microelectronic devices301US 5,034,192 AMassachusetts Institute of Technology · 1991
- Sensitivity control for nanotube sensors95US 6,894,359 B2Nanomix, Inc. · 2005
- Semiconductor device-based sensors95US 7,361,946 B2Nitronex Corporation · 2008
- Diamond-based chemical sensors52US 5,362,975 AKobe Steel USA, Inc. · 1994