PL

Pierre Lefer

RF Roquette Freres: 3 patents #69 of 369Top 20%
📍 Merville, FR: #2 of 24 inventorsTop 9%
Overall (All Time): #1,260,837 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6841039 Composition and method for the production of planar structures, especially structures made of paper or cardboard Bruno Lokietek, Marcel Dondeyne, Régis Merle Du Bourg, Marika Ladret 2005-01-11
6267812 Aqueous dispersion of pigment(s) and/or filler(s) containing a particular saccharide composition Serge Gosset, Renaud Baudelle, Regis Du Bourg 2001-07-31
5129989 Manufacturing process for paper Serge Gosset, Guy Fleche, Jean-Marie Schneider 1992-07-14
4600439 Composition and process for coating paper and cardboard process for preparing the compositions and paper and cardboard so obtained Jean-Marie Schneider, Serge Gosset 1986-07-15