Patent holdings for IPC class B01D 46/82

Total number of patents in this class: 19

10-year publication summary

0
0
0
0
5
6
5
3
2
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
NGK Insulators, Ltd.
5199
4
Cataler Corporation
574
2
Cummins Emission Solutions, Inc.
570
2
Aries Clean Technologies, LLC
22
2
LG Electronics Inc.
74968
1
GM Global Technology Operations LLC
15817
1
W. L. Gore & Associates, Inc.
2695
1
South Bank University Enterprises Ltd.
16
1
Unifrax I LLC
243
1
Volvo Truck Corporation
3794
1
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
807
1
Khanfilter, Inc.
6
1
Metalmark Innovations, PBC
17
1
Other owners 0