- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/194 - After-treatment
Patent holdings for IPC class C01B 32/194
Total number of patents in this class: 1082
10-year publication summary
|
29
|
67
|
115
|
139
|
147
|
117
|
107
|
105
|
76
|
76
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Global Graphene Group, Inc. | 248 |
31 |
| ArcelorMittal | 2409 |
22 |
| Centre National de La Recherche Scientifique | 10716 |
16 |
| Lyten, Inc. | 330 |
14 |
| LG Chem, Ltd. | 17704 |
12 |
| Semiconductor Energy Laboratory Co., Ltd. | 11544 |
11 |
| Applied Graphene Materials UK Limited | 28 |
11 |
| Samsung Electronics Co., Ltd. | 149362 |
10 |
| Toray Industries, Inc. | 7021 |
10 |
| Northwestern University | 3465 |
10 |
| Saudi Arabian Oil Company | 13716 |
10 |
| Quantum Elements Development, Inc. | 19 |
10 |
| Corning Incorporated | 10389 |
9 |
| Lawrence Livermore National Security, LLC | 1940 |
9 |
| Evonik Operations GmbH | 4181 |
9 |
| PPG Industries Ohio, Inc. | 3414 |
8 |
| Osaka University | 3377 |
8 |
| Universite Grenoble Alpes | 753 |
8 |
| William Marsh Rice University | 1049 |
8 |
| Zhejiang University | 3272 |
8 |
| Other owners | 848 |