Patent holdings for IPC class B01J 2/22

Total number of patents in this class: 139

10-year publication summary

12
12
15
9
15
5
10
8
10
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Saint-Gobain Ceramics & Plastics, Inc.
843
9
Atacama Labs Oy
14
8
Sintokogio, Ltd.
1169
6
Jiangsu Sany Environmental Technology Ltd
11
5
Furukawa Industrial Machinery Systems Co., Ltd.
11
3
Maschinenfabrik Köppern GmbH & Co. KG
66
3
Stamicarbon B.V.
282
3
University of South Carolina
818
3
Wuzhoufeng Agricultural Science & Technology Co., Ltd
10
3
Zhejiang Canaan Technology Limited
24
3
Furukawa Co., Ltd.
94
3
Merck Patent GmbH
5830
2
National Institute of Advanced Industrial Science and Technology
3775
2
Coperion GmbH
151
2
Goertek Inc.
2628
2
Maag Automatik GmbH
32
2
TYROLIT - Schleifmittelwerke Swarovski K.G.
64
2
Wellmark International
125
2
Yara International ASA
825
2
Novo Nordisk A/S
2292
2
Other owners 72