- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 19/00 - Degasification of liquids
Patent holdings for IPC class B01D 19/00
Total number of patents in this class: 3394
10-year publication summary
|
231
|
261
|
287
|
242
|
293
|
231
|
226
|
205
|
214
|
195
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13716 |
77 |
| DIC Corporation | 3858 |
49 |
| Hamilton Sundstrand Corporation | 4961 |
48 |
| General Electric Company | 13827 |
32 |
| Kurita Water Industries Ltd. | 1234 |
30 |
| Mitsubishi Heavy Industries, Ltd. | 8910 |
27 |
| Halliburton Energy Services, Inc. | 21103 |
24 |
| IDEX Health & Science LLC | 203 |
20 |
| Lummus Technology LLC | 459 |
19 |
| Precision Planting LLC | 1150 |
17 |
| Massachusetts Institute of Technology | 10161 |
16 |
| LG Chem, Ltd. | 17704 |
14 |
| Pratt & Whitney Canada Corp. | 4970 |
14 |
| Shashin Kagaku Co., Ltd. | 52 |
14 |
| Chevron Lummus Global, LLC | 34 |
13 |
| Gambro Lundia AB | 1357 |
13 |
| Saudi Aramco Technologies Company | 110 |
13 |
| Solventum Intellectual Properties Company | 3348 |
13 |
| Shell Internationale Research Maatschappij B.V. | 3538 |
12 |
| Tokyo Electron Limited | 13169 |
12 |
| Other owners | 2917 |