Patent holdings for IPC class B01J 19/28

Total number of patents in this class: 230

10-year publication summary

14
6
16
15
14
25
25
19
13
10
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Ashe Morris Ltd.
18
8
BASF SE
21320
4
LG Chem, Ltd.
17970
4
Beijing University of Chemical Technology
334
4
Envirollea Inc.
16
4
Canon Inc.
44285
3
Applied Materials, Inc.
20579
3
Dow Global Technologies LLC
11051
3
Haydale Graphene Industries plc
43
3
The Japan Steel Works, Ltd.
875
3
Samsung Fine Chemicals Co., Ltd.
173
3
Spinchem AB
20
3
Tecnored Desenvolvimento Tecnologico S.A.
43
3
LG Energy Solution, Ltd.
19461
3
Raven SR, Inc.
27
3
The Regents of the University of California
20902
2
Toyota Motor Corporation
36159
2
ExxonMobil Research And Engineering Company
2392
2
Ericsson
23055
2
National Institute of Advanced Industrial Science and Technology
3790
2
Other owners 166