- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 31/36 - Carbides of silicon or boron
Patent holdings for IPC class C01B 31/36
Total number of patents in this class: 230
10-year publication summary
|
23
|
7
|
4
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Innotek Co., Ltd. | 7213 |
19 |
| S-tech Co., Ltd. | 20 |
10 |
| Shin-Etsu Chemical Co., Ltd. | 5439 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10682 |
6 |
| Taiheiyo Cement Corporation | 237 |
6 |
| Bridgestone Corporation | 7142 |
5 |
| The United States of America as represented by the Secretary of the Navy | 2722 |
5 |
| PPG Industries Ohio, Inc. | 3443 |
5 |
| General Electric Company | 17803 |
4 |
| Toyo Tanso Co., Ltd. | 225 |
4 |
| Sumitomo Electric Industries, Ltd. | 14929 |
3 |
| Evonik Degussa GmbH | 1557 |
3 |
| Dow Corning Corporation | 1019 |
3 |
| Korea Institute of Science and Technology | 2069 |
3 |
| Advanced Ceramic Fibers, LLC | 12 |
3 |
| Geo2 Technologies, Inc. | 24 |
3 |
| Research & Business Foundation Sungkyunkwan University | 1785 |
3 |
| Saint-Gobain Ceramics & Plastics, Inc. | 837 |
3 |
| Universitat Paderborn | 58 |
3 |
| Raytheon Company | 8438 |
2 |
| Other owners | 129 |