Patent holdings for IPC class B01D 53/56

Total number of patents in this class: 1594

10-year publication summary

130
102
86
105
60
90
97
66
64
60
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Johnson Matthey Public Limited Company
1870
51
BASF Corporation
1827
41
Mitsubishi Heavy Industries, Ltd.
8464
38
Umicore AG & Co. KG
859
28
IHI Corporation
3344
27
Mitsubishi Power, Ltd.
1714
23
Intelligent Abatement, LLC
22
22
Yara International ASA
790
21
General Electric Technology GmbH
1605
17
BASF Mobile Emissions Catalysts LLC
254
15
Institute of Process Engineering, Chinese Academy of Sciences
276
14
Tronox LLC
168
14
Chevron U.S.A. Inc.
3837
13
ThyssenKrupp Industrial Solutions AG
701
13
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
13144
13
BASF SE
20304
12
Messer Industries USA, Inc.
112
11
Casale SA
591
10
Huaneng Clean Energy Research Institute
364
10
Toyota Motor Corporation
30107
9
Other owners 1192