- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/336 - Preparation characterised by gaseous activating agents
Patent holdings for IPC class C01B 32/336
Total number of patents in this class: 265
10-year publication summary
|
11
|
19
|
18
|
42
|
28
|
40
|
19
|
25
|
31
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3496 |
26 |
| Carbon Technology Holdings, LLC | 210 |
12 |
| Group14 Technologies, Inc. | 105 |
11 |
| Sony Corporation | 31124 |
10 |
| Carbon Holdings Intellectual Properties, LLC | 59 |
10 |
| Unitika Ltd. | 451 |
7 |
| Ad'all Co., Ltd. | 10 |
7 |
| Osaka Gas Chemicals Co., Ltd. | 135 |
6 |
| Lawrence Livermore National Security, LLC | 1929 |
5 |
| Consejo Superior de Investigaciones Cientificas (csic) | 1365 |
4 |
| Dexerials Corporation | 1958 |
4 |
| Hyundai Motor Company | 21795 |
3 |
| Farad Power, Inc. | 12 |
3 |
| II-VI Delaware, Inc. | 1686 |
3 |
| National University Corporation Gunma University | 293 |
3 |
| Vapo Oy | 9 |
3 |
| LG Energy Solution, Ltd. | 14693 |
3 |
| Aries Clean Technologies, LLC | 21 |
3 |
| Birchtech Corp. | 32 |
3 |
| BASF SE | 20874 |
2 |
| Other owners | 137 |