- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 11/031 - Porous electrodes
Patent holdings for IPC class C25B 11/031
Total number of patents in this class: 585
10-year publication summary
|
2
|
1
|
5
|
26
|
15
|
43
|
67
|
96
|
146
|
90
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Industrie de Nora S.p.A. | 277 |
16 |
| Utility Global, Inc. | 101 |
15 |
| Toshiba Corporation | 12334 |
10 |
| Sumitomo Electric Industries, Ltd. | 15455 |
10 |
| King Fahd University of Petroleum and Minerals | 1179 |
8 |
| Toshiba Energy Systems & Solutions Corp. | 1077 |
8 |
| NGK Insulators, Ltd. | 4949 |
7 |
| The Governing Council of The University of Toronto, | 1475 |
7 |
| The Regents of the University of California | 19898 |
6 |
| Samsung Electro-mechanics Co., Ltd. | 5612 |
6 |
| College de France | 121 |
6 |
| Mitsubishi Materials Corporation | 2442 |
6 |
| The University of Tokyo | 4173 |
6 |
| Evonik Operations GmbH | 4095 |
6 |
| Totalenergies Onetech | 1319 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 31330 |
5 |
| The Board of Trustees of the University of Illinois | 2687 |
5 |
| The Furukawa Electric Co., Ltd. | 3646 |
5 |
| Chiyoda Corporation | 396 |
5 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6109 |
5 |
| Other owners | 437 |