G01N 2223/647
Leak detection
Official title: leak detection
G01N2223/647 (Leak detection) appears on 6 US grants and 9 published applications in this corpus.
Search patents in G01N- Granted patents
- 6
- Published applications
- 9
- Assignees
- 8
- Inventors
- 17
- Latest grant
- 28 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 2 |
| 2021 | 2 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Fluidic carbon nanotube device28 Nov 2023US 11,826,754 B2Lawrence Livermore National Security, LLC
- Method for detecting a leak in an energy converter system25 Oct 2022US 11,482,718 B2Robert Bosch GmbH
- Liquid detection device and liquid detection system for abnormal liquid on a surface2 Mar 2021US 10,935,508 B2Xiamen Eco Lighting Co. Ltd.
- Complex impedance moisture sensor and sensing method12 Jan 2021US 10,890,561 B2PPG Industries Ohio, Inc.
- Complex impedance moisture sensor and sensing method5 Nov 2019US 10,466,201 B2FPG Industries Ohio, Inc.
- Material inspection and testing process using a radio opaque penetrant17 Sep 2026US 2026/0276563 A1Illinois Tool Works Inc.
- Method for controlling liquid chromatograph30 Jan 2025US 2025/0035597 A1Hitachi High-Tech Corporation
- Complex Impedance Moisture Sensor and Sensing Method22 Apr 2021US 2021/0116416 A1PPG Industries Ohio, Inc.
- Method for detecting a leak in an energy converter system22 Apr 2021US 2021/0119233 A1Robert Bosch GmbH
- Fluidic carbon nanotube device30 Jul 2020US 2020/0238284 A1Lawrence Livermore National Security, LLC
Most cited
By later US patents
- Leak detection of sealed objects using x-ray imaging6US 7,062,012 B1Hewlett-Packard Development Company, L. P. · 2006
- Complex impedance moisture sensor and sensing method1US 10,466,201 B2FPG Industries Ohio, Inc. · 2019
- Liquid detection device and liquid detection system for abnormal liquid on a surface1US 10,935,508 B2Xiamen Eco Lighting Co. Ltd. · 2021