- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 15/023 - Measuring, analysing or testing during electrolytic production
Patent holdings for IPC class C25B 15/023
Total number of patents in this class: 409
10-year publication summary
|
0
|
0
|
0
|
0
|
2
|
18
|
56
|
80
|
88
|
72
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Energy Global GmbH & Co. KG | 3011 |
19 |
| Ohmium International, Inc. | 125 |
10 |
| Hitachi, Ltd. | 15556 |
9 |
| Asahi Kasei Kabushiki Kaisha | 2684 |
9 |
| Honda Motor Co., Ltd. | 25425 |
8 |
| Enapter SRL | 35 |
8 |
| Robert Bosch GmbH | 42813 |
7 |
| Recherche 2000 Inc. | 34 |
7 |
| ENEOS Corporation | 615 |
7 |
| Toyota Motor Corporation | 32788 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8783 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 31806 |
6 |
| ABB Schweiz AG | 7039 |
6 |
| Bloom Energy Corporation | 662 |
6 |
| John Cockerill Hydrogen Belgium SA | 43 |
6 |
| Resonac Corporation | 2886 |
6 |
| Nippon Telegraph and Telephone Corporation | 17371 |
5 |
| Mitsubishi Power, Ltd. | 1784 |
5 |
| Dioxycle | 69 |
5 |
| Analog Devices, Inc. | 3368 |
4 |
| Other owners | 264 |