- 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: 971
10-year publication summary
|
40
|
48
|
33
|
53
|
53
|
40
|
79
|
92
|
158
|
222
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agc, Inc. | 5033 |
62 |
| Asahi Kasei Kabushiki Kaisha | 2719 |
39 |
| Toray Industries, Inc. | 7015 |
31 |
| Twelve Benefit Corporation | 158 |
30 |
| Johnson Matthey Hydrogen Technologies Limited | 122 |
19 |
| Uop LLC | 4259 |
18 |
| Dioxide Materials, Inc. | 50 |
18 |
| Agfa-Gevaert | 290 |
17 |
| W. L. Gore & Associates, Inc. | 2725 |
16 |
| Totalenergies Onetech | 1421 |
16 |
| 3m Innovative Properties Company | 17719 |
14 |
| Asahi Glass Company, Limited | 2734 |
14 |
| The Regents of the University of California | 20303 |
12 |
| de Nora Permelec Ltd | 160 |
11 |
| Korea Institute of Science and Technology | 2157 |
10 |
| The Governing Council of The University of Toronto, | 1511 |
10 |
| Rensselaer Polytechnic Institute | 839 |
10 |
| Shaheen Innovations Holding Limited | 126 |
10 |
| Ohmium International, Inc. | 128 |
10 |
| FUJIFILM Corporation | 29839 |
9 |
| Other owners | 595 |