Patent holdings for IPC class B01J 19/28

Total number of patents in this class: 217

10-year publication summary

13
6
14
15
13
21
21
18
10
0
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
21135
4
LG Chem, Ltd.
17786
4
Envirollea Inc.
17
4
Canon Inc.
42051
3
Beijing University of Chemical Technology
325
3
Haydale Graphene Industries plc
43
3
Samsung Fine Chemicals Co., Ltd.
173
3
Spinchem AB
20
3
Tecnored Desenvolvimento Tecnologico S.A.
39
3
LG Energy Solution, Ltd.
17171
3
Raven SR, Inc.
28
3
The Regents of the University of California
20494
2
Toyota Motor Corporation
34274
2
ExxonMobil Research And Engineering Company
2488
2
Ericsson
22230
2
Applied Materials, Inc.
19887
2
Dow Global Technologies LLC
10754
2
Bayer Technology Services GmbH
162
2
Bedoukian Research, Inc.
98
2
Other owners 157