- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/306 - Active carbon with molecular sieve properties
Patent holdings for IPC class C01B 32/306
Total number of patents in this class: 32
10-year publication summary
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3
|
2
|
2
|
2
|
5
|
3
|
2
|
2
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Futamura Kagaku Kabushiki Kaisha | 81 |
4 |
| Dow Global Technologies LLC | 10352 |
3 |
| National Institute of Advanced Industrial Science and Technology | 3805 |
3 |
| Korea Advanced Institute of Science and Technology | 4372 |
2 |
| Evoqua Water Technologies LLC | 917 |
2 |
| Tohoku Techno Arch Co., Ltd. | 127 |
2 |
| Showa Denko K.K. | 2244 |
1 |
| Toray Industries, Inc. | 6936 |
1 |
| Georgia Tech Research Corporation | 2729 |
1 |
| Calgon Carbon Corporation | 238 |
1 |
| Hyundai Oilbank Co., Ltd. | 19 |
1 |
| Instituto Mexicano Del Petroleo | 222 |
1 |
| National University Corporation Gunma University | 294 |
1 |
| Nisshinbo Holdings Inc. | 368 |
1 |
| Osaka Gas Chemicals Co., Ltd. | 136 |
1 |
| Roquette Italia S.p.A. | 5 |
1 |
| Saudi Arabian Oil Company | 13091 |
1 |
| Tokai Carbon Korea Co., Ltd. | 53 |
1 |
| TPR Co., Ltd. | 160 |
1 |
| Hanwha Solutions Corporation | 818 |
1 |
| Other owners | 2 |