Patent holdings for IPC class C25B 1/24

Total number of patents in this class: 253

10-year publication summary

12
9
11
10
21
14
12
20
11
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Central Glass Company, Limited
1293
20
Sulzer Management AG
712
19
Totalenergies Onetech
1535
18
Showa Denko K.K.
2069
12
Solvay SA
946
11
Avantium Knowledge Centre B.V.
205
7
Toyo Tanso Co., Ltd.
217
6
Hysata Pty Ltd
41
5
Idemitsu Kosan Co., Ltd.
4235
4
Eastman Chemical Company
2087
4
PharmaZell GmbH
44
4
Bracco Imaging S.p.A.
310
3
Bromine Compounds Ltd.
185
3
The University of Tokyo
4361
3
Versum Materials US, LLC
678
3
Enviroleach Technologies Inc.
9
3
Enlighten Innovations Inc.
92
3
INEOS Technologies Limited
8
3
ThyssenKrupp Nucera AG & Co. KGaA
86
3
Siemens AG
24029
2
Other owners 117