BD

Bernard Dumas

SS Siemens Vai Metals Technologies Sas: 3 patents #4 of 50Top 8%
CL Clecim: 2 patents #16 of 75Top 25%
PS Pont-A-Mousson S.A.: 1 patents #38 of 96Top 40%
TH Thomson-Csf: 1 patents #796 of 2,054Top 40%
Overall (All Time): #739,247 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9162270 Method for modifying the distance between the rollers of a leveling machine, leveling machine, and apparatus for implementing said method Jean-Pierre Chazal, Vincent Philippaux 2015-10-20
9126250 Leveling machine with multiple rollers Jean-Pierre Chazal, Vincent Philippaux 2015-09-08
8677798 Device for turning over a flattening element and flattening element engaging with said device Jean-Pierre Chazal, Vincent Philippaux 2014-03-25
5806360 Rolling mill installation 1998-09-15
5618224 Roll cleaning device 1997-04-08
5132695 Radio navigation system Leon Robin 1992-07-21
4300598 Tubular steel members for underwater pipelines Alain L. A. Royer, Jean-Claude Roques 1981-11-17