- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/164 - Preparation involving continuous processes
Patent holdings for IPC class C01B 32/164
Total number of patents in this class: 142
10-year publication summary
|
9
|
11
|
12
|
10
|
9
|
13
|
17
|
10
|
17
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16412 |
10 |
| LG Chem, Ltd. | 17937 |
9 |
| University of Tsukuba | 633 |
8 |
| Zeon Corporation | 4155 |
7 |
| Q-flo Limited | 16 |
4 |
| Nawatechnologies | 16 |
4 |
| Levidian Nanosystems Limited | 30 |
4 |
| Korbon Co., Ltd. | 4 |
4 |
| Massachusetts Institute of Technology | 10273 |
3 |
| City University of Hong Kong | 958 |
3 |
| Dowa Thermotech Co., Ltd. | 53 |
3 |
| Meijo Nano Carbon Co., Ltd. | 36 |
3 |
| Shandong Dazhan Nano Materials Co., LTD | 8 |
3 |
| ExxonMobil Technology and Engineering Company | 1375 |
3 |
| CARBON FLY, Inc. | 26 |
3 |
| Honda Motor Co., Ltd. | 26090 |
2 |
| Lawrence Livermore National Security, LLC | 1977 |
2 |
| Korea Kumho Petrochemical Co., Ltd. | 195 |
2 |
| Korea Maritime University Industry-Academic Cooperation Foundation | 64 |
2 |
| Ntherma Corporation | 16 |
2 |
| Other owners | 61 |