- 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: 576
10-year publication summary
|
35
|
37
|
42
|
31
|
42
|
43
|
34
|
41
|
29
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Watt Fuel Cell Corp. | 168 |
29 |
| SABIC Global Technologies B.V. | 4460 |
12 |
| Topsoe A/S | 985 |
12 |
| BASF SE | 21146 |
11 |
| Praxair Technology, Inc. | 1259 |
10 |
| Haldor Topsøe A/S | 640 |
10 |
| Saudi Arabian Oil Company | 13865 |
8 |
| LG Chem, Ltd. | 17745 |
7 |
| Dow Technology Investments LLC | 277 |
7 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 610 |
7 |
| Gastechno Corp. | 32 |
7 |
| Evonik Degussa GmbH | 1431 |
6 |
| DSM IP Assets B.V. | 5456 |
6 |
| Arkema France | 4169 |
6 |
| Casale SA | 634 |
6 |
| Precision Combustion, Inc. | 105 |
6 |
| ThyssenKrupp Uhde GmbH | 362 |
6 |
| Evonik Operations GmbH | 4219 |
6 |
| ExxonMobil Technology and Engineering Company | 1239 |
6 |
| Honeywell International Inc. | 13564 |
5 |
| Other owners | 403 |