- 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: 915
10-year publication summary
|
40
|
48
|
33
|
53
|
53
|
40
|
79
|
93
|
158
|
175
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Agc, Inc. | 4913 |
62 |
| Asahi Kasei Kabushiki Kaisha | 2684 |
35 |
| Twelve Benefit Corporation | 155 |
30 |
| Toray Industries, Inc. | 6976 |
29 |
| Uop LLC | 4241 |
18 |
| Agfa-Gevaert | 287 |
18 |
| Dioxide Materials, Inc. | 46 |
18 |
| Totalenergies Onetech | 1359 |
16 |
| Johnson Matthey Hydrogen Technologies Limited | 117 |
16 |
| 3m Innovative Properties Company | 17795 |
14 |
| Asahi Glass Company, Limited | 2760 |
14 |
| W. L. Gore & Associates, Inc. | 2718 |
14 |
| The Regents of the University of California | 20059 |
11 |
| de Nora Permelec Ltd | 159 |
11 |
| Rensselaer Polytechnic Institute | 829 |
10 |
| The Governing Council of The University of Toronto, | 1482 |
9 |
| IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) | 1417 |
9 |
| Shaheen Innovations Holding Limited | 122 |
9 |
| Siemens Energy Global GmbH & Co. KG | 3011 |
9 |
| Ohmium International, Inc. | 125 |
9 |
| Other owners | 554 |