- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 9/22 - Remelting metals with heating by wave energy or particle radiation
Patent holdings for IPC class C22B 9/22
Total number of patents in this class: 142
10-year publication summary
|
6
|
15
|
10
|
10
|
4
|
10
|
5
|
5
|
10
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Materion Newton Inc. | 66 |
11 |
| JX Nippon Mining & Metals Corporation | 1576 |
10 |
| Toho Titanium Co., Ltd. | 249 |
7 |
| Nippon Steel Corporation | 5649 |
5 |
| Umicore | 542 |
5 |
| ATI Properties, Inc. | 109 |
4 |
| Dalian University of Technology | 1387 |
3 |
| Molyworks Materials Corp. | 26 |
3 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
3 |
| Smarter Alloys Inc. | 26 |
3 |
| Titanium Metals Corporation | 80 |
3 |
| ULVAC, Inc. | 1448 |
3 |
| Ajax Tocco Magnethermic Corporation | 96 |
2 |
| G. Rau GmbH & Co. KG | 32 |
2 |
| Iron Oak LLC | 7 |
2 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
2 |
| Kabushiki Kaisha Toyota Chuo Kenkyusho | 587 |
2 |
| Nippon Mining & Metals Co., Ltd. | 161 |
2 |
| Osaka Titanium Technologies Co., Ltd. | 75 |
2 |
| Outokumpu Oyj | 250 |
2 |
| Other owners | 66 |