Bucher Guyer AG
42Patents
0Active
42Granted
36Portfolio score
Filing activity: Feb 18, 1975 → Apr 8, 2005
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6375847B1 | Method for operating a cross-flow filtration installation | Performing Operations; Transporting | 36 | Expired |
| US5958244A | Cross-flow filtering process for separating fluid from a free-flowing medium and installation for implementing it | Performing Operations; Transporting | 22 | Expired |
| US4971544A | Apparatus for charging a mold to produce molded plastic parts | Performing Operations; Transporting | 17 | Expired |
| US4201530A | Arrangement for uniform filling of a mold cavity | Performing Operations; Transporting | 17 | Expired |
| US7448317B2 | Method for the operation of a filter press comprising a ram | Performing Operations; Transporting | 15 | Expired |
| US6655615B1 | Device for mincing organic substances | Human Necessities | 12 | Expired |
| US4737283A | Process and apparatus for clarifying liquids | Performing Operations; Transporting | 12 | Expired |
| US6203707A | Membrane module for a membrane separation system, its use and process for producing the same | Performing Operations; Transporting | 12 | Expired |
| US6142259A | Method and device for controlling a hydraulic lift | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4794013A | Process for extracting of liquid from a residual substance | Chemistry; Metallurgy | 8 | Expired |
| US4421471A | Vibrating hydraulic press | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4516490A | Press drainage | Performing Operations; Transporting | 7 | Expired |
| US4273000A | Drive mechanism for a drum | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4614358A | Stabilizer for vehicles | Performing Operations; Transporting | 6 | Expired |
| US6113791A | Process for flushing the filtration modules of a unit for clarifying liquids | Performing Operations; Transporting | 6 | Expired |
| US5202142A | Process for the production of cloudy juice which is clouding-stable | Human Necessities | 5 | Expired |
| US4799352A | Apparatus for conditioning cut halms | Human Necessities | 5 | Expired |
| US6286663A | Conveyor device | Performing Operations; Transporting | 5 | Expired |
| US5660864A | Apparatus for introducing injection material into a mold | Performing Operations; Transporting | 4 | Expired |
| US4490103A | Press with easily exchangeable proof plates | Performing Operations; Transporting | 4 | Expired |
| US4592194A | Processing apparatus for stalk-shaped agricultural products | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6083390A | System for membrane filtration in a cross stream process | Performing Operations; Transporting | 4 | Expired |
| US5800713A | Method and apparatus for inspissating solid-liquid mixtures by membrane technology | Human Necessities | 4 | Expired |
| US4449905A | Method of and arrangement for manufacturing enclosed blocks | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6210576A | System for cross-flow membrane filtration | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.