- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 12/00 - Chemical processes in general for reacting gaseous media with gaseous mediaApparatus specially adapted therefor
Patent holdings for IPC class B01J 12/00
Total number of patents in this class: 575
10-year publication summary
|
35
|
37
|
42
|
31
|
42
|
43
|
34
|
41
|
29
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Watt Fuel Cell Corp. | 169 |
29 |
| SABIC Global Technologies B.V. | 4472 |
12 |
| Topsoe A/S | 993 |
12 |
| BASF SE | 21147 |
11 |
| Haldor Topsøe A/S | 638 |
10 |
| Praxair Technology, Inc. | 1238 |
9 |
| Saudi Arabian Oil Company | 13937 |
8 |
| LG Chem, Ltd. | 17810 |
7 |
| Dow Technology Investments LLC | 277 |
7 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 606 |
7 |
| Gastechno Corp. | 31 |
7 |
| Evonik Degussa GmbH | 1424 |
6 |
| DSM IP Assets B.V. | 5451 |
6 |
| Arkema France | 4179 |
6 |
| Casale SA | 627 |
6 |
| Precision Combustion, Inc. | 107 |
6 |
| ThyssenKrupp Uhde GmbH | 368 |
6 |
| Evonik Operations GmbH | 4226 |
6 |
| Honeywell International Inc. | 13561 |
5 |
| Uop LLC | 4296 |
5 |
| Other owners | 404 |