PL

Pierre Liechti

LA List Ag: 6 patents #4 of 23Top 20%
OI Ozonia International: 3 patents #1 of 10Top 10%
DE Degremont: 2 patents #22 of 128Top 20%
LA List Technology Ag: 1 patents #3 of 9Top 35%
Overall (All Time): #456,489 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10822550 Method of processing and/or recovering and/or reutilizing residues, especially from refinery processes Pierre-Alain Fleury, George Schlager 2020-11-03
9394626 Method for treating a monomer, pre-polymer, polymer or a corresponding mixture Reinhard Geisler, Manuel Steiner 2016-07-19
8376607 Method for the continuous implementation of polymerisation processes Pierre-Alain Fleury, Thomas Isenschmid 2013-02-19
8298418 Method and installation for bringing ozone into contact with a flow of liquid, in particular a flow of drinking water or wastewater Urbain Genier, Jacques Moles 2012-10-30
8129460 Method and system for producing a spinning solution for producing a polymer fiber Reinhard Geisler, Thomas Isenschmid 2012-03-06
6162359 Method for recuperating vent gas coming from an ozonization reactor Marc ANDRÉ, Denis Marchand, Eric Thieblin 2000-12-19
5891344 Ozone enriched process gas Helmut Lang 1999-04-06
5823674 Kneader mixer Alfred Kunz, Jorg List, Daniel Arnaud 1998-10-20
5366703 Methods and systems for forming process gases having high effective ozone content utilizing isothermal compression Franco Gaia, Marc ANDRÉ 1994-11-22
5147135 Continuously operating mixing kneader Jorg List, Walther Schwenk, Winfried Dotsch 1992-09-15
4889431 Mixing kneader with kneading forks 1989-12-26