Patent holdings for IPC class C25B 1/24

Total number of patents in this class: 251

10-year publication summary

11
9
11
10
21
12
10
18
11
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Central Glass Company, Limited
1282
20
Totalenergies Onetech
1475
20
Sulzer Management AG
689
19
Showa Denko K.K.
2130
12
Solvay SA
969
11
Avantium Knowledge Centre B.V.
199
7
Toyo Tanso Co., Ltd.
218
6
Edac Labs, Inc.
17
5
Eastman Chemical Company
2112
4
PharmaZell GmbH
43
4
Idemitsu Kosan Co., Ltd.
4231
3
Bracco Imaging S.p.A.
313
3
Bromine Compounds Ltd.
185
3
Poolrite Research Pty Ltd
20
3
The University of Tokyo
4291
3
Versum Materials US, LLC
659
3
Enviroleach Technologies Inc.
10
3
Enlighten Innovations Inc.
94
3
INEOS Technologies Limited
7
3
Siemens AG
24278
2
Other owners 114