- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 34/12 - Obtaining titanium
Patent holdings for IPC class C22B 34/12
Total number of patents in this class: 438
10-year publication summary
|
26
|
27
|
36
|
26
|
21
|
18
|
20
|
23
|
15
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toho Titanium Co., Ltd. | 255 |
33 |
| Shenzhen Sunxing Light Alloys Materials Co., Ltd. | 51 |
15 |
| Commonwealth Scientific and Industrial Research Organisation | 1664 |
13 |
| Kronos International, Inc. | 113 |
12 |
| Metalysis Limited | 46 |
11 |
| Coogee Titanium Pty Ltd | 12 |
11 |
| E. I. du Pont de Nemours and Company | 3905 |
8 |
| Northeastern University | 547 |
8 |
| The Chemours Company Fc, LLC | 1259 |
6 |
| Nippon Steel Corporation | 6476 |
6 |
| Osaka Titanium Technologies Co., Ltd. | 79 |
6 |
| University of Utah Research Foundation | 1839 |
6 |
| Avertana Limited | 12 |
6 |
| Universal Achemetal Titanium, LLC | 11 |
6 |
| AEM Canada Group Inc. | 13 |
6 |
| General Electric Company | 13861 |
5 |
| JX Nippon Mining & Metals Corporation | 1479 |
5 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
5 |
| Outotec (Finland) Oy | 461 |
5 |
| University of Bradford | 57 |
5 |
| Other owners | 260 |