- 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: 237
10-year publication summary
32
|
23
|
7
|
4
|
0
|
0
|
0
|
0
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Innotek Co., Ltd. | 6758 |
19 |
S-tech Co., Ltd. | 20 |
10 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
8 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
6 |
Taiheiyo Cement Corporation | 237 |
6 |
Bridgestone Corporation | 7067 |
5 |
The United States of America as represented by the Secretary of the Navy | 2734 |
5 |
PPG Industries Ohio, Inc. | 3430 |
5 |
General Electric Company | 18133 |
4 |
Toyo Tanso Co., Ltd. | 227 |
4 |
Sumitomo Electric Industries, Ltd. | 14131 |
3 |
Evonik Degussa GmbH | 1574 |
3 |
Dow Corning Corporation | 1072 |
3 |
Korea Institute of Science and Technology | 2022 |
3 |
Advanced Ceramic Fibers, LLC | 13 |
3 |
Geo2 Technologies, Inc. | 25 |
3 |
Osaka University | 3143 |
3 |
Research & Business Foundation Sungkyunkwan University | 1640 |
3 |
Saint-Gobain Ceramics & Plastics, Inc. | 812 |
3 |
Universitat Paderborn | 59 |
3 |
Other owners | 135 |