Patent holdings for IPC class B01D 45/02

Total number of patents in this class: 177

10-year publication summary

9
12
17
10
22
11
15
13
11
16
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Specialized Desanders Inc.
45
8
Atlas Copco Airpower, naamloze vennootschap
1040
5
eigen Systems Limited
26
3
Filtration Technology Corporation
48
3
Nabtesco Automotive Corporation
128
3
Denso Corporation
24797
2
Hyundai Motor Company
22842
2
Hamilton Sundstrand Corporation
4956
2
Daqing Oilfield Co., Ltd.
9
2
Herding GmbH Filtertechnik
32
2
HTE GmbH The High Throughput Experimentation Company
61
2
IFP Energies Nouvelles
2983
2
Kinetic Separation Technologies LLC
3
2
Nano Control AB
2
2
PetroChina Company Limited
726
2
Valmet AB
523
2
Centriclean Systems AB
2
2
NOV Process and Flow Technologies US, Inc.
3
2
Industrial Machine Service, Inc.
5
2
Kia Corporation
10572
2
Other owners 125