G01M 3/3254
Using a flow detector
Official title: {using a flow detector (G01M3/3245, G01M3/3272 take precedence)}
G01M3/3254 (Using a flow detector) appears on 95 US grants and 118 published applications in this corpus.
Search patents in G01M- Granted patents
- 95
- Published applications
- 118
- Assignees
- 84
- Inventors
- 244
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 3 | 3 |
| 2006 | 1 | 0 |
| 2007 | 1 | 5 |
| 2008 | 3 | 5 |
| 2009 | 2 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 14 |
| 2014 | 2 | 6 |
| 2015 | 4 | 6 |
| 2016 | 3 | 1 |
| 2017 | 2 | 6 |
| 2018 | 4 | 11 |
| 2019 | 9 | 8 |
| 2020 | 6 | 6 |
| 2021 | 6 | 8 |
| 2022 | 5 | 8 |
| 2023 | 6 | 7 |
| 2024 | 2 | 8 |
| 2025 | 11 | 6 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and apparatus for managing a hydrogen storage and distribution system2 Jun 2026US 12,646,594 B2General Electric Company
- Robotic systems and methods for tank seal inspection17 Feb 2026US 12,552,052 B2Board of Regents, The University of Texas System
- Apparatus and method for automatic leak detection2 Dec 2025US 12,487,142 B2Ateq
- Vacuum-based leak detection25 Nov 2025US 12,480,832 B2Robert Bosch GmbH
- Automatic liquid tank jacket testing apparatus25 Nov 2025US 12,480,835 B2Unison Engineering Services Limited
- Methods and apparatus for managing a hydrogen storage and distribution system1 Oct 2026US 2026/0301885 A1General Electric Company
- Dual Supply Leak Detection System25 Jun 2026US 2026/0177448 A1Watts Regulator Co.
- Method and apparatus for leak detection15 Jan 2026US 2026/0016363 A1Proactive Analytics Holdings (Cyprus) Limited
- Double balloon breach detection method and prevention6 Nov 2025US 2025/0339312 A1Medtronic CryoCath LP
- Inerting system for an aircraft23 Oct 2025US 2025/0326495 A1Airbus Operations S.L.U.
Most cited
By later US patents
- Method and apparatus of nondestructive testing a sealed product for leaks64US 6,308,556 B1ATC, Inc. · 2001
- Storage tank and line leakage detection and inventory reconciliation method56US 5,297,423 AIntegrated Product Systems, Inc. · 1994
- Method and apparatus of nondestructive testing a sealed product for leaks46US 6,584,828 B2ATC, Inc. · 2003
- High speed leak tester36US 4,942,758 A1990
- Computerized dispenser tester33US 6,070,453 ATokheim Corporation · 2000