RD

Roger Dekumbis

SL Sulzer Brothers Limited: 6 patents #20 of 443Top 5%
SA Sulzer Chemtech Ag: 1 patents #88 of 208Top 45%
Overall (All Time): #667,696 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
RE35756 Method of production of workpieces by welding equipment Fritz Schneebeli, Oliver Braun, Bruno Tanner 1998-03-31
5651946 Exhaust gas catalytic converter, particularly for motor cars Jean-Paul Stringaro 1997-07-29
5515871 Hollow needle for medical use and a laser method for manufacturing Vladimir Bittner 1996-05-14
5233150 Method of production of workpieces by welding equipment Fritz Schneebeli, Olivier Braun, Bruno Tanner 1993-08-03
5230755 Protective layer for a metal substrate and a method of producing same Michel Pierantoni, Roberto Busin, James L. Simpson 1993-07-27
5224997 Apparatus for producing a surface layer on a metallic workpiece Roger Grilloud, Denis Gonseth 1993-07-06
5147999 Laser welding device Charles Marsden, Jean-Daniel Wagniere 1992-09-15
4785775 Wear layer for piston and cylinder of an internal combustion engine Marc-Olivier Borel, Ulrich Ritter, Gerard Barbezat 1988-11-22