- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 9/15 - Flow-through cells
Patent holdings for IPC class C25B 9/15
Total number of patents in this class: 205
10-year publication summary
|
1
|
3
|
7
|
3
|
13
|
21
|
44
|
38
|
28
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evonik Operations GmbH | 4362 |
10 |
| Danmarks Tekniske Universitet | 1025 |
6 |
| Totalenergies Onetech | 1535 |
6 |
| The Johns Hopkins University | 5882 |
5 |
| Evoqua Water Technologies LLC | 930 |
5 |
| College de France | 133 |
4 |
| Universiteit Antwerpen | 411 |
4 |
| H2u Technologies, Inc. | 5 |
4 |
| Honda Motor Co., Ltd. | 26025 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
3 |
| Massachusetts Institute of Technology | 10251 |
3 |
| King Fahd University of Petroleum and Minerals | 1572 |
3 |
| HPNow ApS | 14 |
3 |
| Asa-energie GmbH | 4 |
3 |
| Supercritical Solutions Ltd | 5 |
3 |
| Centre National de La Recherche Scientifique | 11023 |
2 |
| California Institute of Technology | 4040 |
2 |
| Wisconsin Alumni Research Foundation | 3898 |
2 |
| Lawrence Livermore National Security, LLC | 1973 |
2 |
| The Board of Trustees of the University of Illinois | 2751 |
2 |
| Other owners | 130 |