- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 26/20 - Obtaining alkaline earth metals or magnesium
Patent holdings for IPC class C22B 26/20
Total number of patents in this class: 144
10-year publication summary
|
8
|
1
|
6
|
10
|
15
|
8
|
10
|
18
|
16
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lixivia, Inc. | 17 |
6 |
| Yuanchu Technology (Beijing) Co., Ltd. | 27 |
6 |
| Cycad Group, LLC | 12 |
5 |
| Massachusetts Institute of Technology | 10254 |
4 |
| Omya International AG | 777 |
4 |
| Battelle Memorial Institute | 2601 |
3 |
| JX Nippon Mining & Metals Corporation | 1461 |
3 |
| Xiangtan University | 60 |
3 |
| Université Mohammed VI Polytechnique | 60 |
3 |
| BASF SE | 21308 |
2 |
| Aisin Seiki Kabushiki Kaisha | 2157 |
2 |
| Aalto University Foundation | 318 |
2 |
| Asaka Riken Co., Ltd. | 54 |
2 |
| COREX Materials, Inc. | 2 |
2 |
| Hatch Ltd. | 221 |
2 |
| IHI Corporation | 3535 |
2 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2836 |
2 |
| Lithios, Inc. | 10 |
2 |
| Northeastern University | 574 |
2 |
| OCP S.A. | 88 |
2 |
| Other owners | 85 |