Patent holdings for IPC class B01J 21/06

Total number of patents in this class: 3649

10-year publication summary

237
267
270
266
265
295
299
278
199
102
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
BASF Corporation
1726
78
Johnson Matthey Public Limited Company
1850
77
Umicore AG & Co. KG
856
64
BASF SE
20912
54
Rhodia Operations
1586
53
Toyota Motor Corporation
31903
46
Chevron Phillips Chemical Company LP
1840
45
Dow Global Technologies LLC
10353
42
BASF Mobile Emissions Catalysts LLC
400
42
BP p.l.c.
520
41
Centre National de La Recherche Scientifique
10418
40
Shell Internationale Research Maatschappij B.V.
3551
36
SABIC Global Technologies B.V.
4332
35
LG Chem, Ltd.
17615
33
IFP Energies Nouvelles
2945
28
Saudi Arabian Oil Company
13044
27
Korea Research Institute of Chemical Technology
1386
24
Shell USA, Inc.
1208
23
Shell Oil Company
2141
22
Chevron U.S.A. Inc.
3951
21
Other owners 2818