- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 32/977 - Preparation from organic compounds containing silicon
Patent holdings for IPC class C01B 32/977
Total number of patents in this class: 39
10-year publication summary
|
0
|
1
|
1
|
2
|
2
|
1
|
13
|
6
|
8
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pallidus, Inc. | 33 |
8 |
| Tokai Carbon Co., Ltd. | 99 |
5 |
| IHI Corporation | 3268 |
4 |
| Zadient Technologies SAS | 25 |
4 |
| The University of Tokyo | 3903 |
3 |
| DIC Corporation | 3597 |
2 |
| Touchstone Research Laboratory, Ltd. | 22 |
2 |
| PSC Technologies GmbH | 12 |
2 |
| IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1115 |
1 |
| Kureha Corporation | 1026 |
1 |
| Safran Ceramics | 366 |
1 |
| The University of Chicago | 1282 |
1 |
| DS Techno Co., Ltd. | 2 |
1 |
| Cenate AS | 6 |
1 |
| Rtx Corporation | 8674 |
1 |
| Jeju National University Industry Academic Coorperation Foundation | 9 |
1 |
| Bochvar High-tech. Res. Inst. for Inorg. Materials | 1 |
1 |
| Other owners | 0 |