G01L 11/004
Measuring steady or quasi-steady pressure of a fluid or a fluent solid
Official title: {by the use of counterbalancing forces (measuring force by the use of counterbalancing forces G01L1/08)}
G01L11/004 (Measuring steady or quasi-steady pressure of a fluid or a fluent solid) appears on 81 US grants and 28 published applications in this corpus.
Search patents in G01L- Granted patents
- 81
- Published applications
- 28
- Assignees
- 58
- Inventors
- 135
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 4 |
| 2002 | 3 | 2 |
| 2003 | 3 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 3 |
| 2014 | 2 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 2 | 1 |
| 2018 | 1 | 4 |
| 2019 | 2 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fluid pressure detector11 Aug 2026US 12,704,429 B1Safran Aerosystems Hydraulics
- Pressure detecting unit for a measuring device for measuring a pressure status value of a plant specimen, and method for manufacturing a pressure detecting unit14 Feb 2023US 11,579,034 B2Robert Bosch GmbH
- Mechanical formwork pressure sensor for in-situ measurement of fluid pressure during concrete matertal placement and method of using the same2 Aug 2022US 11,402,287 B2Structural Group, Inc.
- Ludion pressure measurement system12 Jul 2022US 11,385,116 B2The United States of America as represented by the Secretary of the Navy
- Pressure sensor having overpressure protection with reduced output error19 May 2020US 10,656,039 B2Honeywell International Inc.
- Visual indicator of vacuum pressure in a pneumatic circuit16 Jul 2026US 2026/0202277 A1Coval
- Metal vapour pressure detection apparatus and detection method20 Mar 2025US 2025/0093222 A1Baoshan Iron & Steel Co., Ltd.
- Real-time gain calibration of a sensor16 Feb 2023US 2023/0050553 A1Teknologian tutkimuskeskus VTT Oy
- Pressure detecting unit for a measuring device for measuring a pressure status value of a plant specimen, and method for manufacturing a pressure detecting unit6 Jan 2022US 2022/0003622 A1Robert Bosch GmbH
- Ludion Pressure Measurement System25 Mar 2021US 2021/0088399 A1The United States of America as represented by the Secretary of the Navy
Most cited
By later US patents
- Pressure monitoring and leak detection method and apparatus114US 4,441,357 AMeadox Instruments, Inc. · 1984
- Wide dynamic range capacitive transducer84US 6,151,967 AHorizon Technology Group · 2000
- Pressure sensing device having transducer overlying and deforming eye67US 5,217,015 A1993
- Method for sensing pressure in an object64US 5,109,852 A1992
- Method to force-balance capacitive transducers62US 6,496,348 B22002