HK

Hans Kolaska

KG Krupp Widia Gmbh: 4 patents #3 of 16Top 20%
WG Widia Gmbh: 2 patents #20 of 51Top 40%
Overall (All Time): #762,682 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6124040 Composite and process for the production thereof Monika Willert-Porada, Klaus Rodiger, Thorsten Gerdes 2000-09-26
5670726 Cermet and method of producing it Klaus Dreyer 1997-09-23
5403628 Process for producing a coated hard-metal cutting body Udo Konig 1995-04-04
5352533 Ceramic composite body, process for producing a ceramic composite Klaus Dreyer, Dieter Kassel 1994-10-04
5223020 Hard-metal body 1993-06-29
5173107 Composite hard metal body and process for its production Klaus Dreyer 1992-12-22
4944800 Process for producing a sintered hard metal body and sintered hard metal body produced thereby Peter Ettmayer 1990-07-31