- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 15/029 - Concentration
Patent holdings for IPC class C25B 15/029
Total number of patents in this class: 150
10-year publication summary
|
0
|
0
|
0
|
1
|
2
|
11
|
13
|
28
|
46
|
30
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Asahi Kasei Kabushiki Kaisha | 2712 |
7 |
| Toshiba Corporation | 12534 |
6 |
| Honda Motor Co., Ltd. | 25773 |
5 |
| ENEOS Corporation | 642 |
5 |
| Shaheen Innovations Holding Limited | 126 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8861 |
4 |
| de Nora Permelec Ltd | 160 |
4 |
| The Governing Council of The University of Toronto, | 1500 |
4 |
| National University Corporation Yokohama National University | 338 |
4 |
| Totalenergies Onetech | 1413 |
4 |
| Bloom Energy Corporation | 667 |
3 |
| Evoqua Water Technologies LLC | 920 |
3 |
| FuelCell Energy, Inc. | 324 |
3 |
| Toshiba Energy Systems & Solutions Corp. | 1103 |
3 |
| Acrolabs Inc. | 8 |
3 |
| Linde GmbH | 1275 |
3 |
| Mitsubishi Power, Ltd. | 1809 |
3 |
| Sungrow Hydrogen Sci.&Tech. Co., Ltd. | 16 |
3 |
| Denso Corporation | 24729 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 32296 |
2 |
| Other owners | 74 |