- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 19/00 - Degasification of liquids
Patent holdings for IPC class B01D 19/00
Total number of patents in this class: 3176
10-year publication summary
244
|
246
|
266
|
308
|
255
|
317
|
233
|
226
|
199
|
71
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Saudi Arabian Oil Company | 11322 |
62 |
Hamilton Sundstrand Corporation | 4525 |
48 |
DIC Corporation | 3597 |
34 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
29 |
General Electric Company | 18133 |
28 |
Kurita Water Industries Ltd. | 1110 |
27 |
Halliburton Energy Services, Inc. | 20165 |
24 |
IDEX Health & Science LLC | 205 |
21 |
Flamco B.V. | 85 |
19 |
Shell Internationale Research Maatschappij B.V. | 3792 |
18 |
Hewlett-Packard Development Company, L.P. | 28538 |
14 |
Massachusetts Institute of Technology | 9795 |
14 |
Rtx Corporation | 8674 |
14 |
Tokyo Electron Limited | 11599 |
13 |
Gambro Lundia AB | 1383 |
13 |
Haven Technology Solutions LLC | 21 |
13 |
Shashin Kagaku Co., Ltd. | 44 |
13 |
Lummus Technology LLC | 365 |
13 |
LG Chem, Ltd. | 17205 |
12 |
Hyundai Motor Company | 19021 |
12 |
Other owners | 2735 |