Inventor

KROESCHEL HANS-GERD

DE2 patents

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

ESSER JOHANNES

1 patent

US8973262B2Mar 10, 2015

Method for producing a piston ring

ESSER JOHANNES5 citations66

GOETZE AG

1 patent

US4856105AAug 8, 1989

Method and apparatus for making piston rings

GOETZE AG5 citations55