- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 3/25 - Reduction
Patent holdings for IPC class C25B 3/25
Total number of patents in this class: 502
10-year publication summary
|
7
|
10
|
29
|
36
|
45
|
73
|
67
|
87
|
68
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ENEOS Corporation | 671 |
34 |
| Dioxycle | 77 |
28 |
| Twelve Benefit Corporation | 157 |
26 |
| The Governing Council of The University of Toronto, | 1541 |
17 |
| Toshiba Corporation | 12687 |
16 |
| Totalenergies Onetech | 1510 |
14 |
| Siemens Energy Global GmbH & Co. KG | 3287 |
13 |
| de Nora Permelec Ltd | 162 |
9 |
| National University Corporation Yokohama National University | 346 |
9 |
| Evonik Operations GmbH | 4283 |
9 |
| Wisconsin Alumni Research Foundation | 3915 |
8 |
| The Regents of the University of California | 20590 |
7 |
| Board of Trustees of Michigan State University | 1209 |
7 |
| Japan Science and Technology Agency | 1221 |
6 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2430 |
6 |
| Avantium Knowledge Centre B.V. | 201 |
6 |
| Evonik Functional Solutions GmbH | 14 |
6 |
| Honda Motor Co., Ltd. | 25903 |
5 |
| Centre National de La Recherche Scientifique | 10914 |
5 |
| Ruhr-Universität Bochum | 92 |
5 |
| Other owners | 266 |