- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 13/08 - DiaphragmsSpacing elements characterised by the material based on organic materials
Patent holdings for IPC class C25B 13/08
Total number of patents in this class: 1245
10-year publication summary
|
53
|
36
|
60
|
58
|
44
|
88
|
95
|
166
|
246
|
232
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agc, Inc. | 5626 |
72 |
| Toray Industries, Inc. | 7145 |
41 |
| Asahi Kasei Kabushiki Kaisha | 2854 |
39 |
| Twelve Benefit Corporation | 152 |
30 |
| LG Chem, Ltd. | 17967 |
25 |
| Uop LLC | 4407 |
25 |
| Johnson Matthey Hydrogen Technologies Limited | 167 |
25 |
| Agfa-Gevaert | 300 |
20 |
| FUJIFILM Corporation | 30653 |
19 |
| W. L. Gore & Associates, Inc. | 2734 |
18 |
| Dioxide Materials, Inc. | 49 |
18 |
| Totalenergies Onetech | 1545 |
17 |
| 3m Innovative Properties Company | 17445 |
15 |
| Asahi Glass Company, Limited | 2599 |
14 |
| Kolon Industries, Inc. | 1855 |
14 |
| The Regents of the University of California | 20868 |
13 |
| The Governing Council of The University of Toronto, | 1548 |
12 |
| de Nora Permelec Ltd | 164 |
11 |
| Siemens Energy Global GmbH & Co. KG | 3461 |
11 |
| Ohmium International, Inc. | 130 |
11 |
| Other owners | 795 |