- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/90 - Injecting reactants
Patent holdings for IPC class B01D 53/90
Total number of patents in this class: 445
10-year publication summary
37
|
33
|
55
|
37
|
44
|
32
|
10
|
23
|
17
|
9
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Heavy Industries, Ltd. | 8694 |
18 |
The Chugoku Electric Power Co., Inc. | 514 |
17 |
IFP Energies Nouvelles | 2943 |
16 |
Mitsubishi Power, Ltd. | 1759 |
16 |
Cummins Emission Solutions, Inc. | 538 |
11 |
Hitachi Zosen Corporation | 620 |
8 |
Isuzu Motors Limited | 2248 |
8 |
Mitsubishi Hitachi Power Systems, Ltd. | 993 |
8 |
Tokyo Metropolitan University | 98 |
8 |
Robert Bosch GmbH | 42632 |
7 |
Emitec Gesellschaft für Emissionstechnologie mbH | 244 |
7 |
Amminex A/S | 17 |
7 |
Caterpillar Inc. | 9530 |
5 |
AlzChem AG | 24 |
5 |
Alzchem Trostberg GmbH | 262 |
5 |
IHI Corporation | 3416 |
5 |
Umicore AG & Co. KG | 858 |
5 |
Yara International ASA | 843 |
5 |
NGK Insulators, Ltd. | 4941 |
4 |
Komatsu Ltd. | 4528 |
4 |
Other owners | 276 |