Patent holdings for IPC class B01D 45/06

Total number of patents in this class: 211

10-year publication summary

18
22
21
19
14
21
15
10
15
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Hamilton Sundstrand Corporation
5019
6
Pratt & Whitney Canada Corp.
5459
5
ESTA Apparatebau GmbH & Co. KG
52
4
Rolls-Royce North American Technologies, Inc.
1126
4
York (Wuxi) Air Conditioning and Refrigeration Co. , Ltd.
63
4
General Electric Company
13886
3
Cummins Filtration IP, Inc.
590
3
Edwards Limited
775
3
Nuovo Pignone Tecnologie S.r.l.
1194
3
Lummus Technology LLC
483
3
Samsung Electronics Co., Ltd.
157039
2
Toyota Motor Corporation
35500
2
Deere & Company
8066
2
Robert Bosch GmbH
44064
2
Whirlpool Corporation
4628
2
BofA International Limited
2
2
ElringKlinger AG
576
2
Hill-Rom Services, Inc.
1166
2
Kason Industries, Inc.
155
2
Kinetic Separation Technologies LLC
3
2
Other owners 153