Inventor

FRIEDRICH KARL ERNST

DE6 patents

⚠️ This page may combine multiple inventors who share the name “FRIEDRICH KARL ERNST”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

THYSSENKRUPP STAHL AG

3 patents

US6773514B1Aug 10, 2004

Method for producing non-grain oriented electric sheet steel

THYSSENKRUPP STAHL AG14 citations82

US7501028B2Mar 10, 2009

Non-grain oriented magnetic steel strip or magnetic steel sheet and method for its production

THYSSENKRUPP STAHL AG2 citations60

US6767412B2Jul 27, 2004

Method for producing non-grain-oriented magnetic steel sheet

THYSSENKRUPP STAHL AG6 citations60

THYSSENKRUPP ELECTRICAL STEEL EBG GMBH

1 patent

US6582528B1Jun 24, 2003

Method of producing non-grain-oriented electrical sheet

THYSSENKRUPP ELECTRICAL STEEL EBG GMBH9 citations70

THYSSENKRUPP RASSELSTEIN GMBH

1 patent

US9623473B2Apr 18, 2017

Method for producing a ring-pull top from a steel sheet provided with a protective layer and a ring-pull top produced thereby

THYSSENKRUPP RASSELSTEIN GMBH3 citations68

THYSSENKRUPP STEEL AG

1 patent

US7658807B2Feb 9, 2010

Hot-rolled strip intended for the production of non-grain oriented electrical sheet and a method for the production thereof

THYSSENKRUPP STEEL AG0 citations45