- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 13/14 - Methods for preparing oxides or hydroxides in general
Patent holdings for IPC class C01B 13/14
Total number of patents in this class: 313
10-year publication summary
|
11
|
36
|
15
|
21
|
16
|
15
|
13
|
11
|
7
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| M. Technique Co., Ltd. | 247 |
24 |
| Ejoule International Limited | 9 |
9 |
| BASF SE | 20803 |
7 |
| LG Chem, Ltd. | 17564 |
6 |
| President and Fellows of Harvard College | 5952 |
6 |
| Skyworks Solutions, Inc. | 3702 |
6 |
| FUJIFILM Corporation | 29251 |
5 |
| Nemaska Lithium Inc. | 73 |
5 |
| Saudi Arabian Oil Company | 12891 |
5 |
| Sumitomo Osaka Cement Co., Ltd. | 841 |
5 |
| Calix Ltd | 93 |
4 |
| Nippon Sheet Glass Company, Limited | 999 |
4 |
| Semiconductor Energy Laboratory Co., Ltd. | 11371 |
3 |
| Board of Regents, The University of Texas System | 5754 |
3 |
| Asahi Glass Company, Limited | 2807 |
3 |
| Tsinghua University | 5842 |
3 |
| Central Japan Railway Company | 114 |
3 |
| Clean Chemistry, Inc. | 36 |
3 |
| The University of British Columbia | 1495 |
3 |
| eJoule, Inc. | 48 |
3 |
| Other owners | 203 |