- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 9/19 - Cells comprising dimensionally-stable non-movable electrodesAssemblies of constructional parts thereof with diaphragms
Patent holdings for IPC class C25B 9/19
Total number of patents in this class: 1506
10-year publication summary
|
10
|
14
|
63
|
57
|
107
|
200
|
243
|
274
|
277
|
159
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toshiba Corporation | 12560 |
39 |
| ThyssenKrupp Nucera AG & Co. KGaA | 86 |
34 |
| Siemens Energy Global GmbH & Co. KG | 3345 |
32 |
| Verdagy, Inc. | 66 |
23 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
22 |
| Totalenergies Onetech | 1535 |
22 |
| Honda Motor Co., Ltd. | 26025 |
20 |
| LG Chem, Ltd. | 17921 |
19 |
| The Regents of the University of California | 20745 |
19 |
| Saudi Arabian Oil Company | 14235 |
17 |
| Utility Global, Inc. | 112 |
17 |
| Samsung Electro-mechanics Co., Ltd. | 6083 |
16 |
| Asahi Kasei Kabushiki Kaisha | 2833 |
16 |
| Robert Bosch GmbH | 44160 |
14 |
| The Governing Council of The University of Toronto, | 1554 |
14 |
| Industrie de Nora S.p.A. | 283 |
13 |
| Toshiba Energy Systems & Solutions Corp. | 1152 |
13 |
| Evonik Operations GmbH | 4362 |
13 |
| Massachusetts Institute of Technology | 10251 |
12 |
| The Board of Trustees of the University of Illinois | 2751 |
12 |
| Other owners | 1119 |