- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 32/40 - Carbon monoxide
Patent holdings for IPC class C01B 32/40
Total number of patents in this class: 713
10-year publication summary
|
23
|
43
|
45
|
33
|
64
|
79
|
102
|
79
|
124
|
86
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sekisui Chemical Co., Ltd. | 3679 |
49 |
| Infinium Technology, LLC | 95 |
27 |
| Saudi Arabian Oil Company | 14469 |
15 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4154 |
14 |
| BASF SE | 21337 |
13 |
| ENEOS Corporation | 726 |
13 |
| SK Innovation Co., Ltd. | 1515 |
11 |
| Topsoe A/S | 1086 |
11 |
| Lydian Labs, Inc. | 23 |
10 |
| BP p.l.c. | 538 |
9 |
| Linde Aktiengesellschaft | 1409 |
9 |
| SABIC Global Technologies B.V. | 4640 |
8 |
| Japan Science and Technology Agency | 1204 |
7 |
| Korea Research Institute of Chemical Technology | 1497 |
7 |
| BP (China) Holdings Limited | 44 |
7 |
| Covestro Deutschland AG | 2858 |
6 |
| The Governing Council of The University of Toronto, | 1558 |
6 |
| JFE Steel Corporation | 7721 |
6 |
| Osaka Gas Co., Ltd. | 316 |
6 |
| Sumitomo Seika Chemicals Co., Ltd. | 1061 |
6 |
| Other owners | 473 |