- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 9/70 - Assemblies comprising two or more cells
Patent holdings for IPC class C25B 9/70
Total number of patents in this class: 753
10-year publication summary
|
3
|
0
|
21
|
15
|
36
|
55
|
121
|
162
|
185
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Energy Global GmbH & Co. KG | 3166 |
37 |
| Topsoe A/S | 985 |
31 |
| Robert Bosch GmbH | 43294 |
23 |
| Bloom Energy Corporation | 663 |
21 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10979 |
19 |
| Honda Motor Co., Ltd. | 25773 |
12 |
| Verdagy, Inc. | 66 |
12 |
| Toyota Motor Corporation | 33951 |
11 |
| Ohmium International, Inc. | 130 |
10 |
| H2i GreenHydrogen GmbH | 18 |
9 |
| Twelve Benefit Corporation | 158 |
9 |
| Electric Hydrogen Co. | 167 |
9 |
| Technip Energies France | 256 |
8 |
| Schlumberger Technology Corporation | 11274 |
7 |
| Toshiba Corporation | 12537 |
7 |
| ABB Schweiz AG | 7313 |
7 |
| Ceres Power Limited | 45 |
7 |
| H2pro Ltd | 17 |
7 |
| ThyssenKrupp Nucera AG & Co. KGaA | 72 |
7 |
| Schlumberger Canada Limited | 7487 |
6 |
| Other owners | 494 |