GREENFILTEC LTD.
4Patents
4Active
4Granted
45Portfolio score
Filing activity: Jan 24, 2020 → Dec 20, 2021
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD1015516S1 | Air filter device | General | 1 | Active |
| US11648502B2 | Cylindrical filter device, manufacturing method and usage of the same, and filter system having the same | Performing Operations; Transporting | 1 | Active |
| US11400401B2 | Filter device and filter system | Emerging Cross-Sectional Technologies | 0 | Active |
| US12263429B2 | Filter mesh frame, filter mesh structure, and usage thereof | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.