Pierre Liechti
11Patents
5h-index
17Co-inventors
63Inventor score
Filing activity: Aug 22, 1988 → Nov 12, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4889431A | Mixing kneader with kneading forks | Performing Operations; Transporting | 17 | Expired |
| US5147135A | Continuously operating mixing kneader | Performing Operations; Transporting | 17 | Expired |
| US5366703A | Methods and systems for forming process gases having high effective ozone content utilizing isothermal compression | Performing Operations; Transporting | 16 | Expired |
| US8298418B2 | Method and installation for bringing ozone into contact with a flow of liquid, in particular a flow of drinking water or wastewater | Chemistry; Metallurgy | 8 | Active |
| US5823674A | Kneader mixer | Performing Operations; Transporting | 7 | Expired |
| US6162359A | Method for recuperating vent gas coming from an ozonization reactor | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8129460B2 | Method and system for producing a spinning solution for producing a polymer fiber | Textiles; Paper | 3 | Active |
| US5891344A | Ozone enriched process gas | Chemistry; Metallurgy | 3 | Expired |
| US8376607B2 | Method for the continuous implementation of polymerisation processes | Performing Operations; Transporting | 2 | Active |
| US10822550B2 | Method of processing and/or recovering and/or reutilizing residues, especially from refinery processes | Chemistry; Metallurgy | 0 | Active |
| US9394626B2 | Method for treating a monomer, pre-polymer, polymer or a corresponding mixture | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.