- All sections
- C - Chemistrymetallurgy
- C22F - Changing the physical structure of non-ferrous metals or non-ferrous alloys
- C22F 1/053 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with zinc as the next major constituent
Patent holdings for IPC class C22F 1/053
Total number of patents in this class: 507
10-year publication summary
|
37
|
53
|
54
|
48
|
52
|
40
|
33
|
36
|
26
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novelis Inc. | 704 |
64 |
| UACJ Corporation | 666 |
37 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2907 |
23 |
| Arconic Technologies LLC | 230 |
19 |
| Novelis Koblenz GmbH | 88 |
18 |
| Aisin Keikinzoku Co., Ltd. | 80 |
16 |
| Constellium Issoire | 215 |
16 |
| Aleris Rolled Products Germany GmbH | 62 |
13 |
| Nippon Light Metal Company, Ltd. | 651 |
12 |
| Aleris Aluminum Duffel BVBA | 34 |
10 |
| Denso Corporation | 23803 |
8 |
| Apple Inc. | 52845 |
7 |
| Alcoa Inc. | 299 |
7 |
| Kobe Steel, Ltd. | 863 |
7 |
| Arconic Technologies LLC | 96 |
7 |
| Alloy Enterprises, Inc. | 32 |
7 |
| Constellium Valais SA (ag-ltd) | 21 |
6 |
| Alcoa USA Corp. | 193 |
5 |
| Aleris Aluminum Koblenz GmbH | 35 |
5 |
| AMAG rolling GmbH | 44 |
5 |
| Other owners | 215 |