G01M 3/3227
For radiators
Official title: {for radiators}
G01M3/3227 (For radiators) appears on 81 US grants and 67 published applications in this corpus.
Search patents in G01M- Granted patents
- 81
- Published applications
- 67
- Assignees
- 65
- Inventors
- 208
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 4 |
| 2004 | 3 | 1 |
| 2005 | 1 | 3 |
| 2006 | 2 | 2 |
| 2007 | 2 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 6 |
| 2010 | 3 | 1 |
| 2011 | 2 | 4 |
| 2012 | 2 | 5 |
| 2013 | 0 | 4 |
| 2014 | 2 | 1 |
| 2015 | 3 | 1 |
| 2016 | 0 | 4 |
| 2017 | 1 | 1 |
| 2018 | 3 | 1 |
| 2019 | 3 | 2 |
| 2020 | 1 | 4 |
| 2021 | 1 | 2 |
| 2022 | 5 | 5 |
| 2023 | 1 | 1 |
| 2024 | 3 | 3 |
| 2025 | 3 | 4 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for automatic leak detection2 Dec 2025US 12,487,142 B2Ateq
- Leak auto detection for a rack liquid cooling system18 Nov 2025US 12,474,229 B2Quanta Computer Inc.
- Pressure testing and refilling devices, systems, and methods15 Jul 2025US 12,360,001 B2Snap-on Incorporated
- Heat exchanger and leak detection system14 May 2024US 11,982,497 B2General Electric Company
- Heat exchanger with integrated testing system30 Jan 2024US 11,885,572 B2Unison Engineering Services Limited
- Method for leak testing of a heat exchanger in a blood treatment device30 Apr 2026US 2026/0118211 A1
- Coolant monitoring system29 Jan 2026US 2026/0030937 A1Fca US LLC
- Systems, apparatuses, and methods for leak detection using a capillary tube11 Sep 2025US 2025/0283773 A1Honeywell International Inc.
- Smart heating system and associated method26 Jun 2025US 2025/0207786 A1Intelligent Valves Ltd.
- Detection system, assembly, and method27 Mar 2025US 2025/0102393 A1Charm Sciences, Inc.
Most cited
By later US patents
- Monitoring refrigerant in a refrigeration system192US 7,752,853 B2Emerson Retail Services, Inc. · 2010
- Comprehensive coolant system tester44US 4,235,100 A1980
- Leak detector device35US 4,138,856 ASun-Econ, Inc. · 1979
- Fluid dam and pressure tester apparatus and method of use30US 5,069,062 AArctic Fox Heaters, Inc. · 1991
- Liquid sensing system for an aircraft galley cooler using a two phase working fluid30US 6,832,504 B1BE Intellectual Property, Inc. · 2004