- 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: 726
10-year publication summary
|
48
|
57
|
67
|
63
|
57
|
51
|
59
|
46
|
59
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Soochow University | 1768 |
26 |
| Immunolight, LLC | 211 |
22 |
| Trojan Technologies | 38 |
19 |
| The Chugoku Electric Power Co., Inc. | 514 |
11 |
| Duke University | 3164 |
10 |
| King Abdulaziz University | 519 |
10 |
| Trojan Technologies Inc. | 44 |
10 |
| Sessile Research Corporation | 20 |
10 |
| Imam Mohammad Ibn Saud Islamic University | 225 |
8 |
| The Texas a & M University System | 1845 |
7 |
| Soletluna Holdings, Inc. | 150 |
7 |
| Saudi Arabian Oil Company | 13953 |
6 |
| Santa Mineral Co., Ltd. | 12 |
6 |
| The Regents of the University of California | 20556 |
5 |
| Battelle Memorial Institute | 2591 |
5 |
| Board of Trustees of the University of Arkansas | 825 |
5 |
| Fahs Stagemyer, LLC | 7 |
5 |
| Nanjing University | 785 |
5 |
| The University of British Columbia | 1532 |
5 |
| Riken Techno System Co., Ltd. | 11 |
5 |
| Other owners | 539 |