- 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: 850
10-year publication summary
|
4
|
3
|
26
|
21
|
41
|
67
|
159
|
179
|
200
|
100
|
| 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 | 3345 |
59 |
| Topsoe A/S | 1045 |
33 |
| Bloom Energy Corporation | 700 |
27 |
| Robert Bosch GmbH | 44160 |
24 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11123 |
20 |
| Honda Motor Co., Ltd. | 26025 |
13 |
| Verdagy, Inc. | 66 |
12 |
| Toyota Motor Corporation | 35772 |
11 |
| Ohmium International, Inc. | 129 |
10 |
| H2i GreenHydrogen GmbH | 20 |
10 |
| Electric Hydrogen Co. | 161 |
10 |
| Ceres Power Limited | 63 |
9 |
| Technip Energies France | 330 |
9 |
| Twelve Benefit Corporation | 152 |
9 |
| Schlumberger Technology Corporation | 11818 |
8 |
| The Regents of the University of California | 20745 |
8 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4117 |
8 |
| EvolOH, Inc. | 25 |
8 |
| Schlumberger Canada Limited | 7606 |
7 |
| Schlumberger Technology B.v. | 5298 |
7 |
| Other owners | 548 |