- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/18 - Absorbing unitsLiquid distributors therefor
Patent holdings for IPC class B01D 53/18
Total number of patents in this class: 1854
10-year publication summary
|
128
|
112
|
125
|
123
|
144
|
138
|
157
|
157
|
177
|
150
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Heavy Industries, Ltd. | 8752 |
85 |
| Saudi Arabian Oil Company | 13224 |
54 |
| Fuji Electric Co., Ltd. | 5160 |
35 |
| ExxonMobil Upstream Research Company | 2396 |
35 |
| IHI Corporation | 3450 |
31 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3985 |
28 |
| Toshiba Corporation | 12367 |
26 |
| Linde Aktiengesellschaft | 1498 |
23 |
| Mitsubishi Hitachi Power Systems, Ltd. | 993 |
20 |
| Carbon Engineering ULC | 47 |
18 |
| IFP Energies Nouvelles | 2937 |
17 |
| Toshiba Energy Systems & Solutions Corp. | 1081 |
17 |
| ThermoChem Recovery International, Inc. | 99 |
14 |
| University of Kentucky Research Foundation | 693 |
14 |
| Nuovo Pignone Tecnologie S.r.l. | 981 |
14 |
| Honeywell International Inc. | 13540 |
13 |
| Uop LLC | 4237 |
13 |
| Chiyoda Corporation | 398 |
13 |
| Fluor Technologies Corporation | 377 |
13 |
| Yara International ASA | 866 |
12 |
| Other owners | 1359 |