Patent holdings for IPC class B01F 5/04

Total number of patents in this class: 1463

10-year publication summary

179
177
181
177
113
36
3
0
0
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Tenneco Automotive Operating Company Inc.
458
24
Tenneco Automotive Operating Company LLC
199
23
President and Fellows of Harvard College
6040
18
Donaldson Company, Inc.
1588
18
Faurecia Emissions Control Technologies, USA, LLC
157
18
Dow Global Technologies LLC
10762
15
Purem GmbH, Formerly, Eberspächer Exhaust Technology GmbH
311
15
Biosecurity Technology, LLC
40
14
Cummins Emission Solutions, Inc.
569
13
Voith Patent GmbH
2773
12
BASF SE
21129
11
The Procter & Gamble Company
21900
10
Siemens AG
24236
10
B. Braun Medical Inc.
195
10
Intelligent Abatement, LLC
23
10
Sharp Kabushiki Kaisha
18630
10
Caterpillar Inc.
10118
9
Robert Bosch GmbH
43554
8
Life Technologies Corporation
3377
7
Wetend Technologies Oy
26
7
Other owners 1201