- All sections
- C - Chemistrymetallurgy
- C25F - Processes for the electrolytic removal of materials from objectsapparatus therefor
- C25F 3/22 - Polishing of heavy metals
Patent holdings for IPC class C25F 3/22
Total number of patents in this class: 53
10-year publication summary
|
2
|
5
|
3
|
3
|
4
|
7
|
3
|
2
|
8
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 10595 |
4 |
| Safran Aircraft Engines | 6329 |
4 |
| Universite de Lorraine | 385 |
4 |
| Lam Research Corporation | 5326 |
3 |
| Consolidated Nuclear Security, LLC | 125 |
3 |
| Abbott Cardiovascular Systems, Inc. | 1114 |
2 |
| Istituto Nazionale di Fisica Nucleare | 92 |
2 |
| Renishaw plc | 768 |
2 |
| Steros GPA Innovative, S.L. | 21 |
2 |
| Metcon Technologies, LLC | 9 |
2 |
| Honeywell International Inc. | 13557 |
1 |
| Abbott Laboratories Vascular Enterprises Limited | 54 |
1 |
| Sumitomo Electric Industries, Ltd. | 15668 |
1 |
| Massachusetts Institute of Technology | 10121 |
1 |
| Rolls-Royce PLC | 3138 |
1 |
| Hamilton Sundstrand Corporation | 4932 |
1 |
| ACM Research (Shanghai) Inc. | 339 |
1 |
| Central Iron and Steel Research Institute | 20 |
1 |
| Cilag GmbH International | 6275 |
1 |
| Extrude Hone GmbH | 15 |
1 |
| Other owners | 15 |