DL

Dirk Letzel

SD Sms Demag: 4 patents #29 of 365Top 8%
SG Sms Group Gmbh: 1 patents #157 of 401Top 40%
SS Sms Schloemann-Siemag: 1 patents #170 of 376Top 50%
SA Sms Siemag Ag: 1 patents #142 of 318Top 45%
Overall (All Time): #674,346 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12208442 Method and spraying apparatus for the thermal surface treatment of a metal product Uwe Plociennik, Volker Mers, Axel Stavenow, Ina Hüllen, Harminder Singh +1 more 2025-01-28
7849911 Method and device for the continuous casting and direct deformation of a metal strand, especially a cast steel strand Axel Weyer, Horst Gartner, Wilfried Milewski, Adolf Zajber 2010-12-14
7284593 Method and device for evacuating drainage water in the inner arc of beam blank casting machines Josef Kockentiedt, Thomas Fest, Jurgen Friedrich, Adolf Zajber 2007-10-23
7159642 Method and strand guide for supporting, guiding and cooling casting strands made of steel, especially preliminary sections for girders Adolf Zajber, Wilfried Milewski, Thomas Fest, Heinz-Dietrich Schneider, Lothar Fischer +1 more 2007-01-09
7137437 Method and device for producing continuously cast steel slabs Adolf Zajber 2006-11-21
7121323 Method and device for the continuous casting and direct shaping of a metal strand, in particular a steel cast strand Axel Weyer, Horst Gartner, Wilfried Milewski, Adolf Zajber 2006-10-17
6712123 Method and device for change of section of a billet of a continuous casting plant during continuous casting Axel Weyer, Reiner Külchen, Adolf Zajber 2004-03-30