Patent holdings for IPC class B01J 2/18

Total number of patents in this class: 120

10-year publication summary

11
18
8
8
11
7
7
4
0
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Ricoh Company, Ltd.
13310
13
Midatech Pharma (Wales) Limited
20
10
Casale SA
631
5
Glatt Ingenieurtechnik GmbH
39
5
Resodyn Corporation
31
5
Urea Casale S.A.
34
4
Circassia Limited
38
3
Saudi Arabian Oil Company
13931
3
Purolite ( China ) Co., Ltd.
6
3
Glaxosmithkline LLC
533
2
Koninklijke Philips Electronics N.V.
8208
2
Commissariat à l'énergie atomique et aux energies alternatives
10976
2
The Board of Trustees of the University of Illinois
2744
2
iCeutica Pty Ltd
36
2
Metal Industries Research & Development Centre
222
2
Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO
2407
2
Prosonix Limited
13
2
Q Chip Limited
9
2
Sanofi Pasteur SA
78
2
Aptsol srls
2
2
Other owners 47