Patent holdings for IPC class B01D 45/06

Total number of patents in this class: 204

10-year publication summary

17
18
22
21
18
14
19
15
8
8
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Hamilton Sundstrand Corporation
4900
6
Pratt & Whitney Canada Corp.
4796
5
Cummins Filtration IP, Inc.
808
4
Rolls-Royce North American Technologies, Inc.
1169
4
York (Wuxi) Air Conditioning and Refrigeration Co. , Ltd.
56
4
General Electric Company
13806
3
Edwards Limited
790
3
ESTA Apparatebau GmbH & Co. KG
52
3
Lummus Technology LLC
440
3
Samsung Electronics Co., Ltd.
147003
2
Toyota Motor Corporation
32542
2
Deere & Company
7634
2
Robert Bosch GmbH
42721
2
Whirlpool Corporation
4436
2
BofA International Limited
2
2
ElringKlinger AG
539
2
Kason Industries, Inc.
142
2
Kinetic Separation Technologies LLC
3
2
Korea Research Institute of Chemical Technology
1394
2
Liebherr Machines Bulle SA
50
2
Other owners 147