WK

Werner Kiefer

SG Schott Glas: 3 patents #1 of 113Top 1%
UN Unknown: 1 patents #273 of 2,925Top 10%
Overall (2003): #11,632 of 273,478Top 5%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6630420 Glass with high proportion of zirconium-oxide and its uses Karin Naumann, Norbert Greulich-Hickmann, Uwe Kolberg, Simone Monika Ritter 2003-10-07
6627569 Glass with high proportion of zirconium-oxide and its uses Karin Naumann, Norbert Greulich-Hickmann, Uwe Kolberg 2003-09-30
6588234 Device and method of plaining glasses or glass-ceramics Uwe Kolberg, Hildegard Römer, Stefan Schmitt, Wolfgang Schmidbauer 2003-07-08
6577667 Skull pot for melting or refining inorganic substances Hildegard Römer, Wolfgang Schmidbauer, Guido Räke, Frank-Thomas Lentes 2003-06-10