Herding GmbH Filtertechnik
🏢 View company profile →8Patents
4Active
8Granted
35Portfolio score
Filing activity: Feb 19, 1997 → Oct 13, 2020 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6331197A | Sintered plastic particles filter element | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5874000A | Fibre-coated filter element | Performing Operations; Transporting | 7 | Expired |
| US6183530A | Filter unit suitable for exchangeable insertion in the housing of a filter system | Performing Operations; Transporting | 6 | Expired |
| US6709589B1 | Dimensionally stable, cross-flow permeable fluid treatment element | Emerging Cross-Sectional Technologies | 2 | Expired |
| US11529576B2 | Filter element | Performing Operations; Transporting | 1 | Active |
| US9517427B2 | Filter device and filter method | Emerging Cross-Sectional Technologies | 1 | Active |
| US8052878B2 | Filter element with coating for surface filtration | Performing Operations; Transporting | 0 | Active |
| US12383856B2 | Filter device and method of cleaning-off a filter element of a filter device | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.