- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 31/00 - Carbon; Compounds thereof
Patent holdings for IPC class C01B 31/00
Total number of patents in this class: 631
10-year publication summary
|
57
|
27
|
10
|
1
|
2
|
1
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF Mobile Emissions Catalysts LLC | 411 |
14 |
| Honeywell International Inc. | 13557 |
12 |
| Dow Global Technologies LLC | 10459 |
9 |
| Global Graphene Group, Inc. | 248 |
9 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1790 |
9 |
| William Marsh Rice University | 1028 |
9 |
| BASF SE | 21036 |
8 |
| Hon Hai Precision Industry Co., Ltd. | 4033 |
8 |
| Tsinghua University | 5973 |
8 |
| Johnson Matthey Public Limited Company | 1876 |
8 |
| Umicore AG & Co. KG | 863 |
7 |
| Samsung SDI Co., Ltd. | 8740 |
6 |
| Heraeus Quarzglas GmbH & Co. KG | 410 |
6 |
| Nippon Oil Corporation | 277 |
6 |
| UCAR Carbon Company Inc. | 23 |
6 |
| Umicore Shokubai Japan Co., Ltd. | 79 |
6 |
| UT-Battelle, LLC | 1469 |
6 |
| Sharp Corporation | 10285 |
5 |
| Applied Nanostructured Solutions, LLC | 94 |
5 |
| Corning Incorporated | 10336 |
5 |
| Other owners | 479 |