Patent holdings for IPC class B01J 23/887

Total number of patents in this class: 457

10-year publication summary

32
37
40
32
23
28
22
25
19
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nippon Kayaku Kabushiki Kaisha
1456
46
LG Chem, Ltd.
17702
27
BASF SE
21109
26
Asahi Kasei Kabushiki Kaisha
2722
26
Mitsubishi Chemical Corporation
4625
18
INEOS Europe AG
206
12
Chevron U.S.A. Inc.
4013
11
Saudi Basic Industries Corporation
541
9
Shin-Etsu Chemical Co., Ltd.
5823
8
Instituto Mexicano Del Petroleo
221
8
Uop LLC
4254
7
China Petroleum & Chemical Corporation
1968
7
Clariant International Ltd.
924
7
NOVA Chemicals (International) S.A.
790
7
Evonik Degussa GmbH
1452
6
Dow Global Technologies LLC
10627
6
INEOS USA LLC
50
6
Nippon Shokubai Co., Ltd.
1509
6
PEMEX Petroquimica
6
6
Universidad Politecnica de Valencia
551
6
Other owners 202