Patent holdings for IPC class B01J 27/19

Total number of patents in this class: 417

10-year publication summary

29
20
21
32
27
23
12
19
12
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
IFP Energies Nouvelles
3012
74
Shell USA, Inc.
1273
38
Shell Internationale Research Maatschappij B.V.
3517
28
Shell Oil Company
2117
19
Advanced Refining Technologies LLC
58
16
Saudi Arabian Oil Company
13814
15
JGC Catalysts and Chemicals Ltd.
255
12
China Petroleum & Chemical Corporation
1993
10
Cosmo Oil Co., Ltd.
181
8
Osaka University
3360
6
Albemarle Europe SPRL
27
5
GreenMantra Recycling Technologies Ltd.
71
5
Total Raffinage Marketing
153
5
Battelle Memorial Institute
2534
4
Aramco Services Company
4147
4
Chiyoda Corporation
405
4
Daicel Corporation
2426
4
Nippon Oil Corporation
254
4
JXTG Nippon Oil & Energy Corporation
323
4
Ketjen Netherlands B.V.
27
4
Other owners 148