Patent holdings for IPC class C25B 3/03

Total number of patents in this class: 406

10-year publication summary

0
1
2
4
18
44
63
83
95
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Totalenergies Onetech
1443
25
ENEOS Corporation
644
23
The Governing Council of The University of Toronto,
1511
20
Twelve Benefit Corporation
159
20
Dioxycle
70
17
Honda Motor Co., Ltd.
25775
16
Chiyoda Corporation
401
12
Battelle Energy Alliance, LLC
596
8
College de France
129
8
Mitsui Mining & Smelting Co., Ltd.
1505
8
The University of Tokyo
4268
8
Siemens Energy Global GmbH & Co. KG
3116
7
The Furukawa Electric Co., Ltd.
3699
5
Paqell B.V.
27
5
Wisconsin Alumni Research Foundation
3907
4
Daikin Industries, Ltd.
10173
4
The Board of Trustees of the University of Illinois
2726
4
de Nora Permelec Ltd
161
4
The Doshisha
226
4
Johnson Matthey Public Limited Company
1770
4
Other owners 200