- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 49/02 - OxidesHydroxides
Patent holdings for IPC class C01G 49/02
Total number of patents in this class: 481
10-year publication summary
|
27
|
45
|
46
|
21
|
16
|
29
|
24
|
25
|
34
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HHeLi, LLC | 73 |
15 |
| Nippon Soda Co., Ltd. | 887 |
14 |
| The Brigham and Women's Hospital, Inc. | 2244 |
13 |
| Uop LLC | 4273 |
12 |
| M. Technique Co., Ltd. | 251 |
11 |
| Lanxess Deutschland GmbH | 1104 |
8 |
| The Regents of the University of California | 20378 |
7 |
| LG Chem, Ltd. | 17737 |
6 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1248 |
6 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1217 |
6 |
| Takahashi Metal Industries Co., Ltd. | 8 |
6 |
| ZTI Biosciences Co., Ltd. | 15 |
6 |
| Beijing Haixin Energy Technology Co., Ltd. | 26 |
6 |
| Evonik Degussa GmbH | 1434 |
5 |
| Beijing SJ Environmental Protection and New Material Co., Ltd. | 6 |
5 |
| Toda Kogyo Corporation | 342 |
5 |
| FUJIFILM Corporation | 30034 |
4 |
| Cerion, LLC | 34 |
4 |
| Dowa Electronics Materials Co., Ltd. | 639 |
4 |
| Kronos International, Inc. | 113 |
4 |
| Other owners | 334 |