- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/956 - Silicon carbide
Patent holdings for IPC class C01B 32/956
Total number of patents in this class: 311
10-year publication summary
|
13
|
37
|
35
|
29
|
35
|
29
|
38
|
28
|
34
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pallidus, Inc. | 37 |
16 |
| Resonac Corporation | 3299 |
13 |
| Fujimi Incorporated | 800 |
12 |
| Globalwafers Co., Ltd. | 727 |
10 |
| Sumitomo Electric Industries, Ltd. | 16195 |
8 |
| William Marsh Rice University | 1061 |
8 |
| Esk-sic GmbH | 20 |
8 |
| Denso Corporation | 25379 |
6 |
| LG Energy Solution, Ltd. | 18095 |
6 |
| Zadient Technologies SAS | 38 |
6 |
| Free Form Fibers, LLC | 39 |
5 |
| LG Chem, Ltd. | 17903 |
4 |
| Lockheed Martin Corporation | 3268 |
4 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5202 |
4 |
| Hanwha Solutions Corporation | 1064 |
4 |
| The Yellow SIC Holding GmbH | 17 |
4 |
| Rtx Corporation | 9966 |
4 |
| II-VI Advanced Materials, LLC | 50 |
4 |
| ein Crystal Co., Ltd. | 28 |
4 |
| NGK Insulators, Ltd. | 5224 |
3 |
| Other owners | 178 |