- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 32/354 - After-treatment
Patent holdings for IPC class C01B 32/354
Total number of patents in this class: 148
10-year publication summary
|
6
|
17
|
23
|
15
|
20
|
21
|
11
|
20
|
16
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3463 |
14 |
| King Fahd University of Petroleum and Minerals | 1006 |
6 |
| Archer Daniels Midland Company | 1138 |
5 |
| Delcath Systems, Inc. | 25 |
5 |
| Evoqua Water Technologies LLC | 905 |
5 |
| Osaka Gas Chemicals Co., Ltd. | 124 |
4 |
| Hyundai Motor Company | 20403 |
3 |
| Showa Denko K.K. | 2341 |
3 |
| Toray Industries, Inc. | 6843 |
3 |
| Applied Technology Limited Partnership | 8 |
3 |
| Group14 Technologies, Inc. | 94 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 29620 |
2 |
| Lawrence Livermore National Security, LLC | 1879 |
2 |
| Academia Sinica | 912 |
2 |
| Blucher GmbH | 191 |
2 |
| BSH Hausgeräte GmbH | 5448 |
2 |
| Inha-Industry Partnership Institute | 176 |
2 |
| Nippon Paper Industries Co., Ltd. | 810 |
2 |
| SunCor Energy Inc. | 768 |
2 |
| Toyo Tanso Co., Ltd. | 225 |
2 |
| Other owners | 76 |