G01L 27/02
Testing or calibrating of apparatus for measuring fluid pressure: of indicators
Official title: of indicators
G01L27/02 (Testing or calibrating of apparatus for measuring fluid pressure: of indicators) appears on 17 US grants and 14 published applications in this corpus.
Search patents in G01L- Granted patents
- 17
- Published applications
- 14
- Assignees
- 14
- Inventors
- 46
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 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 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 3 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for operating a group of pressure sensors25 Nov 2025US 12,480,831 B2Inficon GmbH
- Method and system for performing negative pressure tests26 Mar 2024US 11,940,341 B2Hecate Software Inc.
- Diagnostic apparatus, system and method8 Feb 2022US 11,243,133 B2Festo AG & Co.
- Abnormality determination device and abnormality determination method26 Oct 2021US 11,156,516 B2IHI Corporation
- Calibratable tire gauge and system15 Sep 2020US 10,775,256 B2Milton Industries, Inc.
- Electronic device comprising barometric pressure sensor, and barometric pressure sensor data calibration method therefor6 Aug 2026US 2026/0227261 A1Samsung Electronics Co., Ltd.
- Trivial transmitter model1 Jan 2026US 2026/0002827 A1
- Sensor assembly, extracorporeal circulation management device, and extracorporeal circulation management method5 Jun 2025US 2025/0177621 A1Terumo Kabushiki Kaisha
- Virtual sensing method and system for variable inlet guide vane control fluid device operating frequency based on metamodel29 May 2025US 2025/0173489 A1Korea Electronics Technology Institute
- Method for operating a group of pressure sensors23 Nov 2023US 2023/0375428 A1Inficon GmbH
Most cited
By later US patents
- Testing apparatus for a dual pressure indicator and control unit for pasteurization equipment12US 4,380,166 A1983
- Calibration method for digital air pressure gauge8US 7,086,272 B22006
- Package burst pressure simulator7US 6,640,614 B1Molon, Inc. · 2003
- Pressure gauge calibrating device6US 5,837,881 A1998
- Method for determining the pressure prevailing in a fuel injection ramp of an internal combustion engine and corresponding device4US 6,374,807 B1Siemens Automotive Corporation · 2002