- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 4/08 - Apparatus
Patent holdings for IPC class C22B 4/08
Total number of patents in this class: 97
10-year publication summary
|
4
|
7
|
5
|
8
|
7
|
3
|
7
|
13
|
4
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 9041 |
4 |
| Umicore | 734 |
4 |
| Clene Nanomedicine, Inc. | 34 |
3 |
| Elkem AS | 57 |
3 |
| Platinum Group Chile SpA | 3 |
3 |
| Centre National de La Recherche Scientifique | 10914 |
2 |
| Advanced Fusion Systems LLC | 66 |
2 |
| Alcoa Inc. | 262 |
2 |
| Global Metal Technologies LLC | 2 |
2 |
| Hatch Ltd. | 220 |
2 |
| Northeastern University | 567 |
2 |
| Technological Resources Pty. Limited | 441 |
2 |
| Paris Sciences et Lettres - Quartier Latin | 223 |
2 |
| SaltX Technology AB | 20 |
2 |
| Clean Resources Pte. Ltd | 7 |
2 |
| Tetronics Technologies Limited | 7 |
2 |
| Phoenix Tailings, Inc. | 40 |
2 |
| Metso Metals Oy | 221 |
2 |
| Hertha Metals, Inc. | 14 |
2 |
| Performance Processing Pty Ltd | 3 |
2 |
| Other owners | 50 |