G01L 9/0092
Using variations in ohmic resistance
Official title: {using variations in ohmic resistance}
G01L9/0092 (Using variations in ohmic resistance) appears on 27 US grants and 21 published applications in this corpus.
Search patents in G01L- Granted patents
- 27
- Published applications
- 21
- Assignees
- 20
- Inventors
- 50
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 3 | 4 |
| 2016 | 2 | 1 |
| 2017 | 5 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 3 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Semiconductor die with pressure and acceleration sensor elements15 Jul 2025US 12,359,994 B2Infineon Technologies Dresden GmbH
- Determining pressure in subterranean formations5 Mar 2024US 11,920,461 B2Saudi Arabian Oil Company
- Soft pressure sensor using multi-material 3D-printed microchannel molds and method for making the sensor31 Jan 2023US 11,566,959 B2Korea Advanced Institute of Science and Technology
- Microfluidic pressure sensor13 Sep 2022US 11,441,960 B2Hewlett-Packard Development Company, L. P.
- Sensor recording temperature and pressure3 Aug 2021US 11,081,284 B2Huba Control AG
- Semiconductor die with pressure and acceleration sensor elements2 Oct 2025US 2025/0305900 A1Infineon Technologies Dresden GmbH
- Determining pressure in subterranean formations1 Dec 2022US 2022/0381136 A1Saudi Arabian Oil Company
- Wearable Acoustic Device with Through-Enclosure Pressure and Barometric Sensing24 Mar 2022US 2022/0091569 A1Apple Inc.
- Semiconductor die with pressure and acceleration sensor elements10 Mar 2022US 2022/0074803 A1Infineon Technologies Dresden GmbH
- Microfluidic pressure sensor24 Jun 2021US 2021/0190616 A1Hewlett-Packard Development Company, L. P.
Most cited
By later US patents
- Pressure transducer66US 3,942,382 ASiemens Aktiengesellschaft · 1976
- Digital transducers46US 3,947,692 AViron E. Payne, Inc. · 1976
- Exhaust back pressure sensor using absolute micromachined pressure sense die35US 7,073,375 B2Honeywell International Inc. · 2006
- Exhaust gas recirculation system using absolute micromachined pressure sense die23US 6,945,120 B1Honeywell International Inc. · 2005
- Pressure transducer10US 4,297,890 ASiemens Aktiengesellschaft · 1981