- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 45/00 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
Patent holdings for IPC class B01D 45/00
Total number of patents in this class: 451
10-year publication summary
37
|
28
|
31
|
32
|
37
|
14
|
18
|
9
|
3
|
7
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Omachron Intellectual Property Inc. | 903 |
17 |
Cummins Filtration IP, Inc. | 808 |
13 |
Uop LLC | 4244 |
10 |
Mitsubishi Heavy Industries, Ltd. | 8712 |
6 |
NGK Insulators, Ltd. | 4949 |
5 |
LiftRock LLC | 9 |
5 |
General Electric Company | 13767 |
4 |
LG Electronics Inc. | 72962 |
4 |
The Boeing Company | 20051 |
4 |
Tokyo Electron Limited | 12694 |
4 |
Hamilton Sundstrand Corporation | 4865 |
4 |
Donaldson Company, Inc. | 1599 |
4 |
Dyson Technology Limited | 3643 |
4 |
Rolls-Royce North American Technologies, Inc. | 1168 |
4 |
Westerman, Inc. | 8 |
4 |
Shell Internationale Research Maatschappij B.V. | 3542 |
3 |
Pratt & Whitney Canada Corp. | 4736 |
3 |
Shell Oil Company | 2141 |
3 |
Alfa Laval Corporate AB | 1311 |
3 |
ArcelorMittal Investigacion y Desarrollo SL | 209 |
3 |
Other owners | 344 |