Patent holdings for IPC class B01D 27/08

Total number of patents in this class: 725

10-year publication summary

54
58
44
48
43
39
41
31
29
27
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Cummins Filtration IP, Inc.
805
60
MANN+HUMMEL GmbH
1777
59
Baldwin Filters, Inc.
240
39
Donaldson Company, Inc.
1589
38
Caterpillar Inc.
9768
21
MAHLE International GmbH
2828
18
KX Technologies LLC
154
16
3m Innovative Properties Company
17730
14
Whirlpool Corporation
4462
12
Cummins Filtration Inc.
200
12
Parker-Hannifin Corporation
1002
10
ROKI Techno Co., Ltd
51
9
EcoWater Systems LLC
133
8
HYDAC Filtertechnik GmbH
294
8
Solventum Intellectual Properties Company
3340
8
Mann+Hummel Filtration Technology US LLC
76
7
Wix Filtration Corp LLC
24
7
DV Industries, LLC
6
6
Parker Intangibles LLC
1201
6
K&N Engineering, Inc.
438
6
Other owners 361