Inventor
STEUERWALD MANFRED
DE6 patents
⚠️ This page may combine multiple inventors who share the name “STEUERWALD MANFRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
5 patentsUS4272563AJun 9, 1981
Manufacture of magnetic recording media having a wear-resistant surface
BASF AG7 citations73
US4396886AAug 2, 1983
Document authentication by means of exchange-anisotropic magnetic material
BASF AG13 citations72
US3996407ADec 7, 1976
Magnetic recording media
BASF AG12 citations69
US5496633AMar 5, 1996
Transfer film with magnetic layer
BASF AG4 citations62
US4438462AMar 20, 1984
Document identification employing exchange-anisotropic magnetic material
BASF AG5 citations61