- 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: 193
10-year publication summary
|
1
|
3
|
7
|
3
|
13
|
21
|
44
|
38
|
28
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evonik Operations GmbH | 4262 |
10 |
| Danmarks Tekniske Universitet | 1017 |
6 |
| Totalenergies Onetech | 1493 |
6 |
| Evoqua Water Technologies LLC | 930 |
5 |
| The Johns Hopkins University | 5829 |
4 |
| College de France | 128 |
4 |
| Universiteit Antwerpen | 409 |
4 |
| H2u Technologies, Inc. | 6 |
4 |
| Honda Motor Co., Ltd. | 25891 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33690 |
3 |
| Massachusetts Institute of Technology | 10209 |
3 |
| King Fahd University of Petroleum and Minerals | 1506 |
3 |
| HPNow ApS | 14 |
3 |
| Asa-energie GmbH | 4 |
3 |
| Supercritical Solutions Ltd | 5 |
3 |
| Centre National de La Recherche Scientifique | 10895 |
2 |
| California Institute of Technology | 4017 |
2 |
| Wisconsin Alumni Research Foundation | 3921 |
2 |
| Lawrence Livermore National Security, LLC | 1962 |
2 |
| The Board of Trustees of the University of Illinois | 2745 |
2 |
| Other owners | 119 |