Patent holdings for IPC class B01J 21/06

Total number of patents in this class: 3655

10-year publication summary

237
267
270
266
265
295
299
278
199
108
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
BASF Corporation
1725
78
Johnson Matthey Public Limited Company
1851
77
Umicore AG & Co. KG
856
64
BASF SE
20926
54
Rhodia Operations
1586
53
Toyota Motor Corporation
31985
46
Chevron Phillips Chemical Company LP
1836
45
Dow Global Technologies LLC
10352
42
BASF Mobile Emissions Catalysts LLC
399
42
BP p.l.c.
519
41
Centre National de La Recherche Scientifique
10421
40
Shell Internationale Research Maatschappij B.V.
3542
37
SABIC Global Technologies B.V.
4335
35
LG Chem, Ltd.
17620
33
IFP Energies Nouvelles
2945
28
Saudi Arabian Oil Company
13091
27
Korea Research Institute of Chemical Technology
1388
24
Shell USA, Inc.
1212
23
Shell Oil Company
2141
22
Chevron U.S.A. Inc.
3953
21
Other owners 2823