Patent holdings for IPC class C25B 1/24

Total number of patents in this class: 243

10-year publication summary

14
12
9
10
10
21
13
12
20
3
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Central Glass Company, Limited
1264
20
Totalenergies Onetech
1267
16
Sulzer Management AG
660
15
Showa Denko K.K.
2269
12
Solvay SA
994
11
Toyo Tanso Co., Ltd.
224
8
Avantium Knowledge Centre B.V.
191
7
Edac Labs, Inc.
16
5
Idemitsu Kosan Co., Ltd.
4166
4
Eastman Chemical Company
2207
4
PharmaZell GmbH
42
4
Bracco Imaging S.p.A.
317
3
Bromine Compounds Ltd.
189
3
Poolrite Research Pty Ltd
20
3
The University of Tokyo
4153
3
Versum Materials US, LLC
641
3
Enviroleach Technologies Inc.
10
3
Enlighten Innovations Inc.
93
3
INEOS Technologies Limited
8
3
Siemens AG
24547
2
Other owners 111