- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/198 - Graphene oxide
Patent holdings for IPC class C01B 32/198
Total number of patents in this class: 725
10-year publication summary
|
3
|
17
|
82
|
87
|
89
|
97
|
86
|
70
|
66
|
52
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 20303 |
16 |
| ArcelorMittal | 2402 |
16 |
| Global Graphene Group, Inc. | 248 |
15 |
| National University of Singapore | 2514 |
14 |
| LG Energy Solution, Ltd. | 16038 |
14 |
| Zhejiang University | 3271 |
12 |
| Northwestern University | 3457 |
11 |
| Saudi Arabian Oil Company | 13686 |
11 |
| Seoul National University R&db Foundation | 3785 |
10 |
| Semiconductor Energy Laboratory Co., Ltd. | 11537 |
8 |
| Nanotech Energy, Inc. | 51 |
8 |
| Korea Electrotechnology Research Institute | 476 |
7 |
| Royal Melbourne Institute of Technology | 165 |
7 |
| Newsouth Innovations Pty Limited | 603 |
6 |
| University of Maryland, College Park | 1030 |
6 |
| Carbon Upcycling Technologies Inc. | 34 |
6 |
| Asbury Graphite of North Carolina, Inc. | 21 |
6 |
| NEC Corporation | 36282 |
5 |
| Georgia Tech Research Corporation | 2831 |
5 |
| Korea Advanced Institute of Science and Technology | 4467 |
5 |
| Other owners | 537 |