- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 1/248 - Binding; Briquetting of metal scrap or alloys
Patent holdings for IPC class C22B 1/248
Total number of patents in this class: 112
10-year publication summary
|
5
|
6
|
11
|
8
|
6
|
11
|
11
|
2
|
15
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| POSCO | 2204 |
7 |
| The Boeing Company | 19901 |
5 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2905 |
5 |
| Nippon Steel Corporation | 5991 |
4 |
| NTN Corporation | 4980 |
3 |
| Fiday Gestion | 7 |
3 |
| Mt2, LLC | 5 |
3 |
| Sumitomo Metal Mining Co., Ltd. | 1726 |
3 |
| Best Process Solutions, Inc. | 13 |
3 |
| Ford Motor Company | 2731 |
2 |
| JTEKT Corporation | 2435 |
2 |
| Danieli & C. Officine Meccaniche S.p.A. | 705 |
2 |
| Guizhou University | 35 |
2 |
| Jingmen Gem CO., Ltd | 56 |
2 |
| Jeil Machinery Co., Ltd. | 2 |
2 |
| Zhongye Changtian International Engineering Co., Ltd. | 75 |
2 |
| ArcelorMittal Texas HBI LLC | 3 |
2 |
| BASF SE | 20387 |
1 |
| The Johns Hopkins University | 5524 |
1 |
| The Trustees of Columbia University in the City of New York | 3518 |
1 |
| Other owners | 57 |