Inventor
ROLLER HERMANN
DE25 patents
⚠️ This page may combine multiple inventors who share the name “ROLLER HERMANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
20 patentsUS5082737AJan 21, 1992
Magnetic recording media having a branched thermoplastic polyurethane binder containing a polysiloxane component in the main chain
BASF AG14 citations73
US4567108AJan 28, 1986
Magnetic recording media
BASF AG11 citations73
US4360377ANov 23, 1982
Ferromagnetic metal particles, consisting essentially of iron and carrying a surface coating, and their production
BASF AG14 citations73
US4018968AApr 19, 1977
Coated magnetic recording media
BASF AG10 citations72
US4018967AApr 19, 1977
Magnetic recording tape
BASF AG9 citations72
US5085889AFeb 4, 1992
Process for the preparation of magnetic particle dispersions using ball mills and grinding media
BASF AG10 citations69
US5169721ADec 8, 1992
Magnetic recording media comprising a polyurethane binder resin containing perfluoro groups
BASF AG4 citations62
US5130202AJul 14, 1992
Magnetic recording medium containing an isocyanate-free branched thermoplastic polyurethane binder resin with urea groups at the chain ends
BASF AG5 citations62
US5120608AJun 9, 1992
Magnetic recording media comprising a polyurethane binder resin containing perfluoro groups
BASF AG4 citations62
US4895764AJan 23, 1990
Magnetic recording media
BASF AG5 citations62
US4534999AAug 13, 1985
Production of magnetic recording media having a backing coating
BASF AG3 citations62
US4000336ADec 28, 1976
Production of magnetic recording media
BASF AG3 citations62
US4775553AOct 4, 1988
Production of magnetic recording media
BASF AG4 citations61
US4597990AJul 1, 1986
Preparation of magnetic recording media
BASF AG5 citations60
US4656093AApr 7, 1987
Magnetic recording media
BASF AG2 citations59
US5217810AJun 8, 1993
Magnetic recording medium having a magnetic layer containing chromium dioxide particles and linolenic acid
BASF AG1 citations51
US5075179ADec 24, 1991
Magnetic recording media
BASF AG0 citations51
US4645723AFeb 24, 1987
Production of magnetic recording media possessing a backing coating, and magnetic recording media thus produced
BASF AG1 citations51
US4581296AApr 8, 1986
Magnetic recording media
BASF AG1 citations51
US5064721ANov 12, 1991
Magnetic recording media
BASF AG0 citations49
BASF MAGNETICS GMBH
4 patentsUS5543226AAug 6, 1996
Magnetic recording media
BASF MAGNETICS GMBH10 citations73
US5330784AJul 19, 1994
Process of producing a flexible magnetic recording media having a backing coating
BASF MAGNETICS GMBH2 citations62
US5346761ASep 13, 1994
Flexible magnetic recording media having a backing coating containing a polyurethane resin having a phosphate group and precipated silica
BASF MAGNETICS GMBH3 citations60
US5419959AMay 30, 1995
Magnetic recording medium having an infra-red light transparent balkcoat layer
BASF MAGNETICS GMBH2 citations59