Patent holdings for IPC class B01J 35/56

Total number of patents in this class: 304

10-year publication summary

0
1
2
2
20
63
57
61
47
18
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Johnson Matthey Public Limited Company
1767
35
BASF Mobile Emissions Catalysts LLC
432
29
NGK Insulators, Ltd.
5232
21
Umicore AG & Co. KG
853
17
Cataler Corporation
571
15
BASF SE
21303
8
BASF Corporation
1682
7
Topsoe A/S
1044
7
The Furukawa Electric Co., Ltd.
3701
5
Samsung Electronics Co., Ltd.
157557
4
Toyota Motor Corporation
35680
4
Alantum Europe GmbH
47
4
China Petroleum & Chemical Corporation
2147
4
National University Corporation Hokkaido University
1366
4
Corning Incorporated
10500
3
Donaldson Company, Inc.
1600
3
Saudi Arabian Oil Company
14207
3
Grundfos Holding A/S
606
3
Haldor Topsøe A/S
636
3
Evonik Operations GmbH
4336
3
Other owners 122