- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 1/30 - Treatment of water, waste water, or sewage by irradiation
Patent holdings for IPC class C02F 1/30
Total number of patents in this class: 686
10-year publication summary
|
44
|
45
|
54
|
61
|
58
|
56
|
50
|
56
|
43
|
34
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Soochow University | 1739 |
26 |
| Immunolight, LLC | 208 |
22 |
| Trojan Technologies | 38 |
19 |
| The Chugoku Electric Power Co., Inc. | 513 |
11 |
| Duke University | 3072 |
10 |
| King Abdulaziz University | 510 |
10 |
| Trojan Technologies Inc. | 53 |
10 |
| Sessile Research Corporation | 20 |
10 |
| Santa Mineral Co., Ltd. | 12 |
6 |
| Soletluna Holdings, Inc. | 137 |
6 |
| The Regents of the University of California | 19989 |
5 |
| Battelle Memorial Institute | 2494 |
5 |
| Board of Trustees of the University of Arkansas | 813 |
5 |
| Fahs Stagemyer, LLC | 7 |
5 |
| Nanjing University | 732 |
5 |
| Saudi Arabian Oil Company | 13263 |
5 |
| The Texas a & M University System | 1710 |
5 |
| The University of British Columbia | 1497 |
5 |
| Riken Techno System Co., Ltd. | 11 |
5 |
| CGN Dasheng Electron Accelerator Technology Co. Ltd. | 19 |
5 |
| Other owners | 506 |