Patent holdings for IPC class C25B 3/03

Total number of patents in this class: 482

10-year publication summary

0
2
2
5
21
47
73
90
103
61
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Totalenergies Onetech
1534
29
ENEOS Corporation
680
25
The Governing Council of The University of Toronto,
1551
22
Dioxycle
80
22
Twelve Benefit Corporation
153
19
Honda Motor Co., Ltd.
26006
17
Chiyoda Corporation
422
15
The University of Tokyo
4356
11
Siemens Energy Global GmbH & Co. KG
3328
10
Battelle Energy Alliance, LLC
587
8
College de France
130
8
Mitsui Mining & Smelting Co., Ltd.
1342
8
LG Chem, Ltd.
17926
7
The Furukawa Electric Co., Ltd.
3700
6
Wisconsin Alumni Research Foundation
3884
5
Daikin Industries, Ltd.
10472
5
The Doshisha
230
5
Johnson Matthey Public Limited Company
1768
5
King Fahd University of Petroleum and Minerals
1563
5
Paqell B.V.
26
5
Other owners 245