G01M 3/2815
Using pressure measurements
Official title: {using pressure measurements}
G01M3/2815 (Using pressure measurements) appears on 629 US grants and 685 published applications in this corpus.
Search patents in G01M- Granted patents
- 629
- Published applications
- 685
- Assignees
- 430
- Inventors
- 1,383
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 5 |
| 2002 | 5 | 4 |
| 2003 | 8 | 4 |
| 2004 | 4 | 3 |
| 2005 | 4 | 12 |
| 2006 | 7 | 11 |
| 2007 | 8 | 5 |
| 2008 | 6 | 10 |
| 2009 | 5 | 10 |
| 2010 | 6 | 9 |
| 2011 | 6 | 21 |
| 2012 | 5 | 15 |
| 2013 | 8 | 14 |
| 2014 | 21 | 22 |
| 2015 | 16 | 19 |
| 2016 | 22 | 31 |
| 2017 | 16 | 39 |
| 2018 | 28 | 57 |
| 2019 | 49 | 53 |
| 2020 | 48 | 58 |
| 2021 | 58 | 67 |
| 2022 | 66 | 72 |
| 2023 | 56 | 44 |
| 2024 | 48 | 41 |
| 2025 | 35 | 31 |
| 2026 | 25 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for unobstrusive automatic leak event detection in real-time conduit by template selection15 Sep 2026US 12,736,433 B2Tata Consultancy Services Limited
- Monitoring system for detecting leaks using a system of flow rate sensors and smart valves1 Sep 2026US 12,723,382 B2Alarm.com Incorporated
- Fuel, communications, and power connection systems and related methods1 Sep 2026US 12,723,942 B2BJ Energy Solutions, LLC
- Systems and methods for detecting malfunctions within a gas distribution system25 Aug 2026US 12,716,765 B2APPLIED Materials.Inc.
- Method for testing pipelines18 Aug 2026US 12,710,141 B1Blue Sky Construction, LLC
- Fuel, communications, and power connection systems and related methods8 Oct 2026US 2026/0309574 A1BJ Energy Solutions, LLC
- Automatic water replenishment assembly and self-cleaning maintenance station6 Aug 2026US 2026/0224084 A1Beijing Roborock Technology Co., Ltd.
- Fluid leak correcting device23 Jul 2026US 2026/0210477 A1International Business Machines Corporation
- Method and system for detecting and diagnosing fluid line leakage for industrial systems23 Jul 2026US 2026/0210788 A1Watlow Electric Manufacturing Company
- Fluorescence pressure testing leakage detection and identification device9 Jul 2026US 2026/0194413 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Method for locating leaks in a fluid pipeline and apparatus therefore155US 5,272,646 A1993
- Automated timer and setpoint selection for pneumatic test equipment135US 7,594,424 B2Cincinnati Test Systems, Inc. · 2009
- Integrated local or remote control liquid gas leak detection and shut-off system129US 6,025,788 AFirst Smart Sensor Corp. · 2000
- Leak detection system128US 10,288,519 B22019
- Pipeline breakage sensing system and sensing method128US 5,708,195 AHitachi, Ltd. · 1998