Inventor

BERNS HANS

DE5 patents

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

(unassigned)

1 patent

US5503687AApr 2, 1996

Nitrogen enrichment of surface and near surface regions to produce a high-strength austenitic surface layer in stainless steels

33 citations88

KOPPERN GMBH & CO KG GERMANY

1 patent

US6022508AFeb 8, 2000

Method of powder metallurgical manufacturing of a composite material

KOPPERN GMBH & CO KG GERMANY23 citations86

KUGELFISCHER G SCHAEFER & CO

1 patent

US5503797AApr 2, 1996

Stainless steel for case hardening with nitrogen

KUGELFISCHER G SCHAEFER & CO19 citations84

KOPPERN ENTW GMBH & CO KG

1 patent

US9410230B2Aug 9, 2016

Powder-metallurgically produced, wear-resistant material

KOPPERN ENTW GMBH & CO KG2 citations47

MASCHIENFABRIK KOPPERN GMBH &

1 patent

US6652616B1Nov 25, 2003

Powder metallurgical method for in-situ production of a wear-resistant composite material

MASCHIENFABRIK KOPPERN GMBH &5 citations47