- 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: 554
10-year publication summary
|
22
|
31
|
44
|
43
|
45
|
52
|
31
|
46
|
53
|
47
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13686 |
25 |
| Nippon Telegraph and Telephone Corporation | 16319 |
19 |
| Mazda Motor Corporation | 3206 |
15 |
| Halliburton Energy Services, Inc. | 21090 |
11 |
| The Boeing Company | 20186 |
10 |
| Aramco Services Company | 4099 |
8 |
| Chevron U.S.A. Inc. | 4020 |
7 |
| The Texas a & M University System | 1782 |
7 |
| Mitsubishi Electric Corporation | 46973 |
6 |
| Ecolab USA Inc. | 5601 |
6 |
| Giatec Scientific Inc. | 45 |
6 |
| Hempel A/S | 283 |
6 |
| Marathon Petroleum Company LP | 380 |
5 |
| Centre National de La Recherche Scientifique | 10706 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10954 |
4 |
| ConocoPhillips Company | 1689 |
4 |
| Geobrugg AG | 107 |
4 |
| Instituto Mexicano Del Petroleo | 223 |
4 |
| JFE Steel Corporation | 7074 |
4 |
| Nalco Company | 566 |
4 |
| Other owners | 395 |