- All sections
- C - Chemistry; metallurgy
- C01B - Non-metallic elements; compounds thereof
- C01B 15/029 - Preparation from hydrogen and oxygen
Patent holdings for IPC class C01B 15/029
Total number of patents in this class: 97
10-year publication summary
|
7
|
4
|
6
|
6
|
4
|
0
|
4
|
5
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Solvay SA | 1027 |
11 |
| Mitsubishi Gas Chemical Company, Inc. | 3345 |
9 |
| Kyushu University, National University Corporation | 1625 |
8 |
| Arkema France | 3889 |
6 |
| University College Cardiff Consultants Limited | 276 |
6 |
| Korea Institute of Science and Technology | 2070 |
5 |
| Korea University Research and Business Foundation | 2806 |
4 |
| Centre National de La Recherche Scientifique | 10091 |
3 |
| Evonik Degussa GmbH | 1557 |
3 |
| Uop LLC | 4188 |
3 |
| Headwaters Technology Innovation, LLC | 30 |
3 |
| Lyondell Chemical Technology, L.P. | 271 |
3 |
| Universite Claude Bernard Lyon 1 | 969 |
3 |
| National Institute of Advanced Industrial Science and Technology | 3734 |
2 |
| Korea Institute of Energy Research | 831 |
2 |
| SK Innovation Co., Ltd. | 1204 |
2 |
| Synexis LLC | 59 |
2 |
| Orbit Fab, Inc. | 20 |
2 |
| Koninklijke Philips N.V. | 23971 |
1 |
| B.G. Negev Technologies and Applications Ltd., at Ben-gurion University | 325 |
1 |
| Other owners | 18 |