- All sections
- C - Chemistrymetallurgy
- C23F - Non-mechanical removal of metallic material from surfacesinhibiting corrosion of metallic materialinhibiting incrustation in generalmulti-step processes for surface treatment of metallic material involving at least one process provided for in class and at least one process covered by subclass or or class
- C23F 13/22 - Monitoring arrangements therefor
Patent holdings for IPC class C23F 13/22
Total number of patents in this class: 168
10-year publication summary
|
9
|
16
|
20
|
13
|
20
|
9
|
13
|
15
|
18
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Marathon Petroleum Company LP | 413 |
15 |
| Saudi Arabian Oil Company | 14235 |
15 |
| Rheem Manufacturing Company | 1019 |
7 |
| Aramco Services Company | 4195 |
5 |
| Corrosion Service Company Limited | 14 |
5 |
| Mobiltex Data Ltd. | 30 |
5 |
| Copsys Technologies Inc. | 14 |
5 |
| ApS Materials, Inc. | 7 |
4 |
| Packless Industries | 6 |
4 |
| AB Volvo Penta | 78 |
3 |
| Ocean Floor Geophysics, Inc. | 13 |
3 |
| Sensus Spectrum LLC | 273 |
3 |
| Volvo Penta Corporation | 194 |
3 |
| A.O. Smith Corporation | 129 |
2 |
| Brunswick Corporation | 1479 |
2 |
| Deakin University | 130 |
2 |
| Korea Institute of Civil Engineering and Building Technology | 142 |
2 |
| KSB Aktiengesellschaft | 154 |
2 |
| Vetco Gray Scandinavia AS | 167 |
2 |
| Hempel A/S | 280 |
2 |
| Other owners | 77 |