Patent holdings for IPC class B01J 2/00

Total number of patents in this class: 637

10-year publication summary

62
66
60
44
55
43
22
20
28
13
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Daiki Co., Ltd.
165
10
Freund Corporation
69
10
ThyssenKrupp AG
3409
8
3m Innovative Properties Company
17478
7
Dead Sea Works Ltd.
27
6
I.M.A. Industria Macchine Automatiche S.p.A.
525
6
Schaefer Kalk GmbH & Co. KG
45
6
Yara International ASA
900
6
Canon Kabushiki Kaisha
7314
6
LG Chem, Ltd.
17921
5
Sumitomo Chemical Company, Limited
9016
5
Central Glass Company, Limited
1293
5
Harsco Corporation
49
5
Kabushiki Kaisha Powrex
8
5
Resodyn Corporation
31
5
Saint-Gobain Ceramics & Plastics, Inc.
805
5
Applied Materials, Inc.
20375
4
Glatt Maschinen-und Apparatebau AG
17
4
ICL Europe Cooperatief U.A.
126
4
Nous, LLC
15
4
Other owners 521