- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/16 - Preparation
Patent holdings for IPC class C01B 32/16
Total number of patents in this class: 459
10-year publication summary
|
38
|
51
|
70
|
36
|
34
|
40
|
44
|
36
|
38
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| C2cnt LLC | 88 |
31 |
| Zeon Corporation | 4112 |
17 |
| Hon Hai Precision Industry Co., Ltd. | 4019 |
14 |
| Tsinghua University | 6101 |
14 |
| Carbon Holdings Intellectual Properties, LLC | 64 |
12 |
| LG Chem, Ltd. | 17805 |
11 |
| Massachusetts Institute of Technology | 10192 |
11 |
| Honda Motor Co., Ltd. | 25846 |
8 |
| Sumitomo Electric Industries, Ltd. | 16061 |
8 |
| Lintec of America, Inc. | 159 |
8 |
| Meijo Nano Carbon Co., Ltd. | 36 |
7 |
| University of Tsukuba | 624 |
7 |
| Dowa Thermotech Co., Ltd. | 53 |
6 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10975 |
5 |
| Luxembourg Institute of Science and Technology (list) | 392 |
5 |
| Molecular Rebar Design, LLC | 78 |
5 |
| Osaka Soda Co., Ltd. | 242 |
5 |
| Imam Abdulrahman Bin Faisal University | 575 |
5 |
| Canatu Oy | 49 |
4 |
| Hitachi Zosen Corporation | 610 |
4 |
| Other owners | 272 |