- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 17/02 - Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement
Patent holdings for IPC class G01N 17/02
Total number of patents in this class: 468
10-year publication summary
|
26
|
22
|
33
|
46
|
45
|
44
|
59
|
32
|
45
|
18
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 11322 |
25 |
| Nippon Telegraph and Telephone Corporation | 14195 |
14 |
| Mazda Motor Corporation | 3087 |
12 |
| Halliburton Energy Services, Inc. | 20165 |
11 |
| Aramco Services Company | 3504 |
8 |
| The Boeing Company | 19843 |
7 |
| Chevron U.S.A. Inc. | 3774 |
7 |
| Mitsubishi Electric Corporation | 43934 |
5 |
| Ecolab USA Inc. | 5190 |
5 |
| Giatec Scientific Inc. | 37 |
5 |
| Seiko Epson Corporation | 18724 |
4 |
| ConocoPhillips Company | 1657 |
4 |
| Geobrugg AG | 100 |
4 |
| Instituto Mexicano Del Petroleo | 213 |
4 |
| JFE Steel Corporation | 6067 |
4 |
| Nalco Company | 620 |
4 |
| The Texas a & M University System | 1519 |
4 |
| Vetco Gray Scandinavia AS | 177 |
4 |
| Honeywell International Inc. | 13799 |
3 |
| Centre National de La Recherche Scientifique | 9632 |
3 |
| Other owners | 331 |