G01L 19/0046
Using isolation membranes
Official title: {using isolation membranes (G01L13/026 and G01L19/0645 take precedence)}
G01L19/0046 (Using isolation membranes) appears on 242 US grants and 237 published applications in this corpus.
Search patents in G01L- Granted patents
- 242
- Published applications
- 237
- Assignees
- 127
- Inventors
- 509
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 1 |
| 2004 | 1 | 2 |
| 2005 | 3 | 4 |
| 2006 | 1 | 2 |
| 2007 | 2 | 3 |
| 2008 | 6 | 5 |
| 2009 | 3 | 6 |
| 2010 | 4 | 3 |
| 2011 | 3 | 3 |
| 2012 | 6 | 7 |
| 2013 | 8 | 10 |
| 2014 | 2 | 10 |
| 2015 | 5 | 11 |
| 2016 | 8 | 10 |
| 2017 | 15 | 19 |
| 2018 | 14 | 18 |
| 2019 | 14 | 14 |
| 2020 | 16 | 18 |
| 2021 | 15 | 15 |
| 2022 | 19 | 21 |
| 2023 | 16 | 11 |
| 2024 | 8 | 17 |
| 2025 | 17 | 16 |
| 2026 | 5 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pressure sensor, system for mounting and demounting of the pressure sensor and use of the pressure sensor15 Sep 2026US 12,736,427 B2Kistler Holding AG
- Diaphragm seal and pressure measuring device having such a diaphragm seal1 Sep 2026US 12,723,940 B2Endress + Hauser GmbH + Co. KG
- Electronic device for a measuring rake facilitating data loading25 Aug 2026US 12,716,814 B2Airbus Operations GmbH
- Pressure sensor, in particular for pressures of more than 100 bar23 Jun 2026US 12,663,327 B2Endress + Hauser GmbH + Co. KG
- Coplanar differential pressure transducer31 Mar 2026US 12,590,857 B2Endress + Hauser GmbH + Co. KG
- Pressure sensing apparatus6 Aug 2026US 2026/0227257 A1Honeywell International Inc.
- Pressure transducer23 Jul 2026US 2026/0210786 A1Endress + Hauser GmbH + Co. KG
- Pressure sensor, pressure sensor arrangement and use of the pressure sensor9 Jul 2026US 2026/0194407 A1Kistler Holding AG
- Printhead for a 3d printer with a pressure measuring system25 Jun 2026US 2026/0175603 A1Robert Bosch GmbH
- Capacitive pressure sensors having cobalt-alloy diaphragms14 May 2026US 2026/0133087 A1Illinois Tool Works Inc.
Most cited
By later US patents
- Pressure diaphragm for a medication infusion system264US 4,856,340 AMinimed Technologies, Ltd. · 1989
- Apparatus for use with fluid flow transfer device261US 4,666,598 ACobe Laboratories, Inc. · 1987
- Pressure isolator73US 4,226,124 ABaxter Travenol Laboratories, Inc. · 1980
- Transmitter with isolation assembly for pressure sensor64US 5,731,522 ARosemount Inc. · 1998
- Differential pressure transmitter61US 4,841,776 AYamatake-Honeywell Co., Ltd. · 1989