- All sections
- C - Chemistrymetallurgy
- C22F - Changing the physical structure of non-ferrous metals or non-ferrous alloys
- C22F 3/00 - Changing the physical structure of non-ferrous metals or alloys by special physical methods, e.g. treatment with neutrons
Patent holdings for IPC class C22F 3/00
Total number of patents in this class: 102
10-year publication summary
|
8
|
5
|
3
|
6
|
8
|
8
|
8
|
5
|
5
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Beijing Institute of Technology | 408 |
4 |
| Jiangsu University | 1176 |
4 |
| Vacuumschmelze GmbH & Co. KG | 257 |
4 |
| General Electric Company | 13966 |
3 |
| The Boeing Company | 20197 |
3 |
| Centre National de La Recherche Scientifique | 11092 |
3 |
| East China University of Science and Technology | 557 |
3 |
| Novelis Inc. | 784 |
3 |
| Universite Jean Monnet Saint Etienne | 186 |
3 |
| University of Rochester | 1343 |
3 |
| Hazelett Castechnology ULC | 6 |
3 |
| City University of Hong Kong | 966 |
2 |
| Csir | 176 |
2 |
| EADS Deutschland GmbH | 355 |
2 |
| HRL Laboratories, LLC | 1630 |
2 |
| IPG Photonics Corporation | 593 |
2 |
| Universite Claude Bernard Lyon 1 | 1088 |
2 |
| Universite de Lorraine | 401 |
2 |
| University of The Witwatersrand, Johannesburg | 146 |
2 |
| Hydromecanique et Frottement | 128 |
2 |
| Other owners | 48 |