Patent holdings for IPC class C25B 1/24

Total number of patents in this class: 242

10-year publication summary

14
12
9
10
10
21
13
12
20
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Central Glass Company, Limited
1261
20
Totalenergies Onetech
1244
16
Sulzer Management AG
656
15
Showa Denko K.K.
2279
12
Solvay SA
998
11
Toyo Tanso Co., Ltd.
224
8
Avantium Knowledge Centre B.V.
189
7
Edac Labs, Inc.
16
5
Idemitsu Kosan Co., Ltd.
4140
4
Eastman Chemical Company
2244
4
Bracco Imaging S.p.A.
314
3
Bromine Compounds Ltd.
189
3
PharmaZell GmbH
41
3
Poolrite Research Pty Ltd
20
3
The University of Tokyo
4131
3
Versum Materials US, LLC
636
3
Enviroleach Technologies Inc.
10
3
Enlighten Innovations Inc.
93
3
INEOS Technologies Limited
8
3
Siemens AG
24563
2
Other owners 111