- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 15/00 - Operating or servicing cells
Patent holdings for IPC class C25B 15/00
Total number of patents in this class: 536
10-year publication summary
|
38
|
25
|
21
|
25
|
32
|
42
|
56
|
51
|
58
|
30
|
| 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 | 3335 |
21 |
| Asahi Kasei Kabushiki Kaisha | 2828 |
19 |
| de Nora Permelec Ltd | 164 |
18 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
16 |
| ENEOS Corporation | 685 |
10 |
| Mitsubishi Heavy Industries, Ltd. | 9115 |
7 |
| Hitachi, Ltd. | 16071 |
7 |
| Robert Bosch GmbH | 44128 |
7 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11127 |
7 |
| Avantium Knowledge Centre B.V. | 205 |
6 |
| Tokuyama Corporation | 1474 |
5 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6181 |
5 |
| Schlumberger Technology Corporation | 11798 |
4 |
| Schlumberger Canada Limited | 7606 |
4 |
| Siemens AG | 24033 |
4 |
| H-tec Systems GmbH | 15 |
4 |
| National University Corporation Yokohama National University | 343 |
4 |
| Repsol, S.A. | 510 |
4 |
| Services Petroliers Schlumberger | 6024 |
4 |
| Mitsubishi Power, Ltd. | 1832 |
4 |
| Other owners | 376 |