Eduard Hartmann
40Patents
12h-index
20Co-inventors
81Inventor score
Filing activity: Nov 5, 1973 → Jul 1, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6375847B1 | Method for operating a cross-flow filtration installation | Performing Operations; Transporting | 36 | Expired |
| US4464203A | Highly concentrated, dust-free, solid and readily dispersible pigment formulations and their use | Chemistry; Metallurgy | 34 | Expired |
| US5693229A | Process and apparatus for thickening of solid liquid mixtures by means of membrane | Performing Operations; Transporting | 29 | Expired |
| US5112489A | Process and unit for clarification of liquids | Performing Operations; Transporting | 26 | Expired |
| US5958244A | Cross-flow filtering process for separating fluid from a free-flowing medium and installation for implementing it | Performing Operations; Transporting | 22 | Expired |
| US5613434A | Method for controlling or regulating the pressing pressure for the separation of solids and liquids | Performing Operations; Transporting | 21 | Expired |
| US3976415A | Injection moulding control | Performing Operations; Transporting | 17 | Expired |
| US3940465A | Method for regulating the hardening time of a plastic mass in the mold of an injection molding machine | Performing Operations; Transporting | 15 | Expired |
| US4069064A | Phthalocyanine formulations having high gloss, which are stabilized against recrystallization and against change of modification | Chemistry; Metallurgy | 14 | Expired |
| US6203707A | Membrane module for a membrane separation system, its use and process for producing the same | Performing Operations; Transporting | 12 | Expired |
| US6655615B1 | Device for mincing organic substances | Human Necessities | 12 | Expired |
| US5616357A | Process and apparatus for separating solid and liquid portions of crushed fruits | Human Necessities | 12 | Expired |
| US5252350A | Process for clarifying liquids, particularly raw juice | Performing Operations; Transporting | 10 | Expired |
| US4516490A | Press drainage | Performing Operations; Transporting | 7 | Expired |
| US4038004A | Measurement apparatus for determining the degree of filling of a casting mold | Performing Operations; Transporting | 7 | Expired |
| US6113791A | Process for flushing the filtration modules of a unit for clarifying liquids | Performing Operations; Transporting | 6 | Expired |
| US4126739A | Copolymers, having a uniform structure, of cyclic dienes and their use | Chemistry; Metallurgy | 6 | Expired |
| US5231922A | Process for control of extraction of juice from organic products | Performing Operations; Transporting | 6 | Expired |
| US6286663A | Conveyor device | Performing Operations; Transporting | 5 | Expired |
| US5800713A | Method and apparatus for inspissating solid-liquid mixtures by membrane technology | Human Necessities | 4 | Expired |
| US4475451A | Mechanism for releasably securing a drainage element to a press | Performing Operations; Transporting | 4 | Expired |
| US6083390A | System for membrane filtration in a cross stream process | Performing Operations; Transporting | 4 | Expired |
| US5176074A | Membrane of a press for the separation of liquid and solid materials | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5401409A | Tubular knitted filter cover and process for preventing runs | Performing Operations; Transporting | 2 | Expired |
| US5361691A | Draining element for presses | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.