Patent holdings for IPC class B01J 31/02

Total number of patents in this class: 2384

10-year publication summary

182
212
196
198
183
146
131
138
117
61
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
LG Chem, Ltd.
17921
60
Chevron U.S.A. Inc.
4140
60
IFP Energies Nouvelles
3098
58
Uop LLC
4393
57
Chevron Phillips Chemical Company LP
1861
51
BASF SE
21303
31
Evonik Operations GmbH
4362
30
Shell Internationale Research Maatschappij B.V.
3403
25
Saudi Arabian Oil Company
14235
25
Dow Global Technologies LLC
10944
21
Soochow University
1781
21
The Regents of the University of California
20745
17
Sumitomo Chemical Company, Limited
9016
17
SABIC Global Technologies B.V.
4597
17
Shell USA, Inc.
1315
17
Evonik Oxeno GmbH & Co. KG
371
17
ExxonMobil Research And Engineering Company
2422
15
Shell Oil Company
2071
15
Eastman Chemical Company
2087
15
Evonik Degussa GmbH
1379
14
Other owners 1801