- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 33/023 - Preparation by reduction of silica or silica-containing material
Patent holdings for IPC class C01B 33/023
Total number of patents in this class: 136
10-year publication summary
|
3
|
15
|
17
|
8
|
7
|
13
|
10
|
9
|
12
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Energy Solution, Ltd. | 12783 |
6 |
| The Regents of the University of California | 19493 |
4 |
| 6K Inc | 144 |
4 |
| Battelle Memorial Institute | 2415 |
3 |
| Kevin Allan Dooley Inc. | 12 |
3 |
| Silicon Fire AG | 20 |
3 |
| UT-Battelle, LLC | 1387 |
3 |
| Wacker Chemie AG | 2100 |
3 |
| Hpq-silicon Resources Inc. | 3 |
3 |
| LG Chem, Ltd. | 17632 |
2 |
| Robert Bosch GmbH | 41717 |
2 |
| Corning Incorporated | 10097 |
2 |
| Mitsubishi Chemical Corporation | 4438 |
2 |
| Brigham Young University | 572 |
2 |
| I'msep Co., Ltd. | 12 |
2 |
| Industry-university Cooperation Foundation Hanyang University Erica Campus | 552 |
2 |
| M. Technique Co., Ltd. | 243 |
2 |
| Norwegian University of Science and Technology (ntnu) | 176 |
2 |
| Pyrogenesis Canada, Inc. | 71 |
2 |
| Solvay SA | 1027 |
2 |
| Other owners | 82 |