Patent holdings for IPC class B01D 36/00

Total number of patents in this class: 873

10-year publication summary

80
88
71
101
89
74
67
44
45
4
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
MANN+HUMMEL GmbH
1726
99
Cummins Filtration IP, Inc.
807
51
MAHLE International GmbH
2691
48
Caterpillar Inc.
9158
46
Ufi Filters S.p.A.
198
31
Donaldson Company, Inc.
1576
25
HYDAC Filtertechnik GmbH
296
25
Omachron Intellectual Property Inc.
916
16
Yamashin-filter Corp.
127
15
Baldwin Filters, Inc.
240
12
Hengst SE
134
12
Cummins Filtration Inc.
187
11
Sartorius Stedim Biotech GmbH
804
8
Robert Bosch GmbH
41765
7
Saint-Gobain Performance Plastics Corporation
1025
7
Sun Patent Trust
2038
7
Tokyo Electron Limited
12111
6
Panasonic Intellectual Property Management Co., Ltd.
29687
6
Davco Technology, LLC
36
6
Hamilton Sundstrand Corporation
4724
5
Other owners 430