- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 41/02 - OxidesHydroxides
Patent holdings for IPC class C01G 41/02
Total number of patents in this class: 313
10-year publication summary
|
9
|
31
|
27
|
31
|
26
|
15
|
20
|
21
|
17
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Metal Mining Co., Ltd. | 1793 |
32 |
| Toshiba Materials Co., Ltd. | 652 |
21 |
| Toshiba Corporation | 12540 |
12 |
| Uop LLC | 4256 |
11 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6238 |
9 |
| Centre National de La Recherche Scientifique | 10666 |
7 |
| LG Electronics Inc. | 73678 |
4 |
| LG Chem, Ltd. | 17682 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10946 |
4 |
| Rhodia Operations | 1578 |
4 |
| Umicore | 681 |
4 |
| H. C. Starck Tungsten GmbH | 12 |
4 |
| Battelle Memorial Institute | 2503 |
3 |
| IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1457 |
3 |
| Magnesium Elektron Limited | 89 |
3 |
| Mitsubishi Materials Corporation | 2472 |
3 |
| Sekisui Chemical Co., Ltd. | 3491 |
3 |
| University of Connecticut | 861 |
3 |
| William Blythe Limited | 20 |
3 |
| Comberry, LLC | 9 |
3 |
| Other owners | 173 |