Patent holdings for IPC class B01J 2/22

Total number of patents in this class: 154

10-year publication summary

12
15
9
15
5
10
8
10
5
9
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Saint-Gobain Ceramics & Plastics, Inc.
804
9
Atacama Labs Oy
14
8
Sintokogio, Ltd.
1211
6
Jiangsu Sany Environmental Technology Ltd
11
5
Maschinenfabrik Köppern GmbH & Co. KG
79
4
Furukawa Industrial Machinery Systems Co., Ltd.
11
3
Stamicarbon B.V.
323
3
University of South Carolina
857
3
Wuzhoufeng Agricultural Science & Technology Co., Ltd
10
3
Zhejiang Canaan Technology Limited
24
3
Furukawa Co., Ltd.
95
3
Janssen Pharmaceutica N.V.
3129
2
Merck Patent GmbH
5761
2
National Institute of Advanced Industrial Science and Technology
3789
2
Coperion GmbH
165
2
Goertek Inc.
2858
2
Korea Institute of Industrial Technology
1033
2
Lignetics, Inc.
48
2
Maag Automatik GmbH
32
2
TYROLIT - Schleifmittelwerke Swarovski K.G.
54
2
Other owners 86