G01N 17/02
Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement
G01N17/02 (Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement) appears on 659 US grants and 529 published applications in this corpus.
Search patents in G01N- Granted patents
- 659
- Published applications
- 529
- Assignees
- 444
- Inventors
- 1,565
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 11 | 0 |
| 1978 | 10 | 0 |
| 1979 | 8 | 0 |
| 1980 | 9 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 7 | 0 |
| 1986 | 11 | 0 |
| 1987 | 9 | 0 |
| 1988 | 10 | 0 |
| 1989 | 12 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 8 | 0 |
| 1993 | 8 | 0 |
| 1994 | 15 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 14 | 0 |
| 1999 | 11 | 0 |
| 2000 | 14 | 0 |
| 2001 | 18 | 3 |
| 2002 | 15 | 15 |
| 2003 | 14 | 18 |
| 2004 | 14 | 8 |
| 2005 | 11 | 14 |
| 2006 | 5 | 8 |
| 2007 | 10 | 13 |
| 2008 | 8 | 11 |
| 2009 | 9 | 10 |
| 2010 | 7 | 14 |
| 2011 | 11 | 17 |
| 2012 | 19 | 23 |
| 2013 | 10 | 10 |
| 2014 | 13 | 25 |
| 2015 | 15 | 16 |
| 2016 | 8 | 13 |
| 2017 | 19 | 24 |
| 2018 | 12 | 20 |
| 2019 | 21 | 34 |
| 2020 | 27 | 38 |
| 2021 | 30 | 35 |
| 2022 | 24 | 23 |
| 2023 | 28 | 33 |
| 2024 | 37 | 43 |
| 2025 | 25 | 39 |
| 2026 | 20 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- M-MIC: microfluidic microbiologically influenced corrosion model29 Sep 2026US 12,748,036 B2The Texas A&M University System
- Device and method for detecting a corrosive ambient atmosphere in a protective housing22 Sep 2026US 12,742,743 B2Turck Holding GmbH
- Corrosion resistance test method, corrosion resistance test apparatus, and corrosion resistance test program for coated metal material, and recording medium15 Sep 2026US 12,736,460 B2Mazda Motor Corporation
- Apparatus, system and method for monitoring external properties of plant equipment and/or pipe work18 Aug 2026US 12,710,387 B2Indusenz AS
- Flexural corrosion machine advance model4 Aug 2026US 12,699,039 B2The Boeing Company
- Corrosion Type Identification in Flanged Joints Using a Novel Recurrent Neural Network Technique Applied to Electrochemical Noise Measurements8 Oct 2026US 2026/0309616 A1Ecole De Technologie Superieure
- Concrete structure protection system integrating damage sensing and cathodic protection8 Oct 2026US 2026/0309617 A1Ningxia University
- Method for evaluating corrosion resistance of aluminum sheet1 Oct 2026US 2026/0298799 A1Honda Motor Co., Ltd.
- Continuous-jet rain erosion testing device for materials17 Sep 2026US 2026/0276504 A1Northwestern Polytechnical University
- Terminal block unit, and monitoring system using the same17 Sep 2026US 2026/0276526 A1Laplace System Co., Ltd.
Most cited
By later US patents
- Method and apparatus for detection of corrosion117US 5,792,337 ATexas Instruments Incorporated · 1998
- Non-invasive, high resolution detection of electrical currents and electrochemical impedances at spaced localities along a pipeline83US 5,126,654 AColumbia Gas System Service Corporation · 1992
- Power supply for cathodic protection system78US 5,077,486 A1991
- Method and apparatus for measuring localized corrosion and other heterogeneous electrochemical processes74US 6,132,593 A2000
- Method and apparatus for the measurement of the corrosion potential between a coated metal surface and a reference electrode71US 5,369,370 AMax-Planck-Institut fuer Eisenforschung GmbH · 1994