- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 32/194 - After-treatment
Patent holdings for IPC class C01B 32/194
Total number of patents in this class: 946
10-year publication summary
|
20
|
32
|
69
|
119
|
144
|
155
|
124
|
112
|
106
|
29
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Global Graphene Group, Inc. | 246 |
29 |
| ArcelorMittal | 1887 |
22 |
| Centre National de La Recherche Scientifique | 9632 |
13 |
| LG Chem, Ltd. | 17205 |
12 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
11 |
| Applied Graphene Materials UK Limited | 28 |
11 |
| Lyten, Inc. | 238 |
11 |
| Toray Industries, Inc. | 6652 |
10 |
| Northwestern University | 3112 |
10 |
| Samsung Electronics Co., Ltd. | 131630 |
9 |
| Seoul National University R&db Foundation | 2976 |
9 |
| Quantum Elements Development, Inc. | 18 |
9 |
| Corning Incorporated | 9932 |
8 |
| PPG Industries Ohio, Inc. | 3430 |
8 |
| Lawrence Livermore National Security, LLC | 1834 |
8 |
| Saudi Arabian Oil Company | 11322 |
8 |
| The Regents of the University of California | 18943 |
7 |
| Nanotek Instruments, Inc. | 162 |
7 |
| Osaka University | 3143 |
7 |
| Zhejiang University | 2619 |
7 |
| Other owners | 730 |