G01L 9/0038
Using variations in capacitance
Official title: {using variations in capacitance}
G01L9/0038 (Using variations in capacitance) appears on 15 US grants and 3 published applications in this corpus.
Search patents in G01L- Granted patents
- 15
- Published applications
- 3
- Assignees
- 11
- Inventors
- 21
- Latest grant
- 26 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Combined temperature and pressure sensing device with improved eletronics protection26 Dec 2023US 11,852,550 B2Honeywell International Inc.
- Combined temperature and pressure sensing device with improved electronic protection28 Feb 2023US 11,592,349 B2Honeywell International Inc.
- Sensor system1 Oct 2019US 10,429,499 B2ROLLS-ROYCE plc
- Telemetric intracranial pressure monitoring system5 Sep 2000US 6,113,553 ALifesensors, Inc.
- Capacitance pressure transducer14 Feb 1995US 5,388,462 APanex Corporation
- Methods, apparatuses and systems for a combined temperature and pressure sensing device1 Jun 2023US 2023/0168140 A1Honeywell International Inc.
- Methods, apparatuses and systems for a combined temperature and pressure sensing device4 Aug 2022US 2022/0244125 A1Honeywell International Inc.
- Sensor system14 Sep 2017US 2017/0261607 A1ROLLS-ROYCE plc
Most cited
By later US patents
- Intracranial pressure monitor183US 4,026,276 AThe Johns Hopkins University · 1977
- Intracranial pressure implant151US 4,265,252 AThe Johns Hopkins University · 1981
- Telemetric intracranial pressure monitoring system136US 6,113,553 ALifesensors, Inc. · 2000
- Intracranial pressure gauge74US 4,354,506 ANaganokeiki Seisakujo Company, Ltd. · 1982
- Differential pressure sensor49US 4,393,714 AKernforschungszentrum Karlsruhe GmbH · 1983