Ulrich Grummert
13Patents
5h-index
19Co-inventors
63Inventor score
Filing activity: Jul 10, 1981 → Jun 4, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4430218A | Separating device for fluids, consisting of support plates and cut sections of a semi-permeable diaphragm | Physics | 46 | Expired |
| US6368505B1 | Cross-flow filter cartridge | Performing Operations; Transporting | 36 | Expired |
| US6983504B2 | Method for carrying out an integrity test for filter elements | Performing Operations; Transporting | 15 | Expired |
| US6893563B2 | Cross-flow filter with self-regulating transmembrane pressure | Performing Operations; Transporting | 14 | Expired |
| US6916420B2 | Wide passage cross-flow filter cassettes | Performing Operations; Transporting | 11 | Expired |
| US7261817B2 | Filter module and device for static filtration of fluids with such a module | Performing Operations; Transporting | 4 | Expired |
| US8177972B2 | Adapter for fastening a filter element | Emerging Cross-Sectional Technologies | 4 | Active |
| US7520988B2 | Cross-flow filter cassette | Emerging Cross-Sectional Technologies | 3 | Active |
| US11931733B2 | Device and method for repeatedly modifying the composition of a fluid | Performing Operations; Transporting | 1 | Active |
| US11612861B2 | Crossflow filtration unit for continuous diafiltration | Performing Operations; Transporting | 1 | Active |
| US8453847B2 | Filter cartridge unit with adhesive interconnecting filter cartridge and end plates | Performing Operations; Transporting | 1 | Active |
| US12252680B2 | Bioreactor with filter unit and method for treating a cell broth | Performing Operations; Transporting | 0 | Active |
| US11219867B2 | Single-use filtering module and single-use cleaning module, each insertable in a modular filtering system | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.