- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/184 - Preparation
Patent holdings for IPC class C01B 32/184
Total number of patents in this class: 864
10-year publication summary
|
28
|
70
|
112
|
139
|
115
|
87
|
84
|
95
|
88
|
39
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Global Graphene Group, Inc. | 247 |
21 |
| William Marsh Rice University | 999 |
21 |
| The Regents of the University of California | 19812 |
17 |
| ArcelorMittal | 2227 |
17 |
| Carbon Holdings Intellectual Properties, LLC | 59 |
17 |
| C2cnt LLC | 88 |
13 |
| Zhejiang University | 3093 |
11 |
| H Quest Vanguard, Inc. | 22 |
11 |
| Lyten, Inc. | 310 |
9 |
| Nanotek Instruments, Inc. | 162 |
9 |
| Hangzhou Gaoxi Technology Co., Ltd. | 30 |
9 |
| B.G. Negev Technologies and Applications Ltd., at Ben-gurion University | 347 |
8 |
| Texas Instruments Incorporated | 19487 |
7 |
| Paragraf Limited | 78 |
7 |
| Center for Advanced Meta-Materials | 143 |
7 |
| Universal Matter Inc. | 19 |
7 |
| Honeycomb Battery Company | 387 |
7 |
| Jinan Shengquan Group Share-Holding Co., Ltd. | 79 |
6 |
| Ntherma Corporation | 20 |
6 |
| Samsung Electronics Co., Ltd. | 144143 |
5 |
| Other owners | 649 |