- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/162 - Preparation characterised by catalysts
Patent holdings for IPC class C01B 32/162
Total number of patents in this class: 492
10-year publication summary
|
16
|
24
|
50
|
46
|
60
|
43
|
47
|
66
|
49
|
42
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17680 |
48 |
| Zeon Corporation | 4113 |
17 |
| Tsinghua University | 5969 |
15 |
| Hon Hai Precision Industry Co., Ltd. | 4031 |
14 |
| Nanocomp Technologies, Inc. | 99 |
12 |
| Massachusetts Institute of Technology | 10117 |
11 |
| Korea Kumho Petrochemical Co., Ltd. | 190 |
11 |
| Sumitomo Electric Industries, Ltd. | 15659 |
10 |
| Waseda University | 458 |
9 |
| Chasm Advanced Materials, Inc. | 23 |
9 |
| Meijo Nano Carbon Co., Ltd. | 33 |
8 |
| University of Tsukuba | 622 |
8 |
| Honda Motor Co., Ltd. | 25780 |
7 |
| Ntherma Corporation | 20 |
7 |
| Saudi Arabian Oil Company | 13428 |
7 |
| C2cnt LLC | 90 |
7 |
| Hindustan Petroleum Corporation Limited | 221 |
6 |
| Nanocyl S.A. | 35 |
6 |
| Nawatechnologies | 17 |
6 |
| Wuxi Dongheng New Energy Technology Co., Ltd. | 8 |
6 |
| Other owners | 268 |