- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 34/12 - Obtaining titanium
Patent holdings for IPC class C22B 34/12
Total number of patents in this class: 437
10-year publication summary
26
|
35
|
32
|
41
|
26
|
24
|
20
|
22
|
25
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Toho Titanium Co., Ltd. | 249 |
32 |
Commonwealth Scientific and Industrial Research Organisation | 1652 |
16 |
Shenzhen Sunxing Light Alloys Materials Co., Ltd. | 52 |
15 |
BHP Billiton Innovation Pty Ltd. | 29 |
13 |
Metalysis Limited | 49 |
11 |
Coogee Titanium Pty Ltd | 12 |
11 |
E. I. du Pont de Nemours and Company | 4345 |
8 |
Northeastern University | 493 |
8 |
Osaka Titanium Technologies Co., Ltd. | 75 |
8 |
Kronos International, Inc. | 105 |
7 |
The Chemours Company Fc, LLC | 1107 |
6 |
Nippon Steel Corporation | 5649 |
6 |
University of Utah Research Foundation | 1737 |
6 |
Avertana Limited | 12 |
6 |
AEM Canada Group Inc. | 13 |
6 |
General Electric Company | 18133 |
5 |
JX Nippon Mining & Metals Corporation | 1576 |
5 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
5 |
Outotec (Finland) Oy | 491 |
5 |
Sumitomo Titanium Corporation | 14 |
5 |
Other owners | 253 |