Inventor
TOYODA ATSUSHI
JP26 patents
⚠️ This page may combine multiple inventors who share the name “TOYODA ATSUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA CORP
18 patentsUS5926348AJul 20, 1999
Magnetoresistive head having a magnetoresistive element with bent portions located at points of high longitudinal bias magnetic field intensity
YAMAHA CORP31 citations92
US5907459AMay 25, 1999
Magnetoresistive thin film magnetic head with specific shapes of leads
YAMAHA CORP22 citations92
US5880910AMar 9, 1999
Magneto-resistive reading head with two slanted longitudinal bias films and two slanted leads
YAMAHA CORP29 citations92
US5809636ASep 22, 1998
Method of making a magnetoresistive thin film magnetic head with specific shapes of leads
YAMAHA CORP34 citations92
US5722157AMar 3, 1998
Method of making an induction and magnetoresistance type composite magnetic head
YAMAHA CORP23 citations92
US5668686ASep 16, 1997
Magneto-resistive reading head with reduced side-lobe
YAMAHA CORP33 citations92
US5559653ASep 24, 1996
Thin film magnetic head having a multilayer upper core
YAMAHA CORP29 citations92
US5124870AJun 23, 1992
Thin film magnetic head having multilayer winding structure
YAMAHA CORP22 citations92
US4947541AAug 14, 1990
Method for producing a thin film head
YAMAHA CORP33 citations92
US4896417AJan 30, 1990
Method of producing a thin film magnetic head
YAMAHA CORP24 citations92
US5566075AOct 15, 1996
Method of manufacturing a thin film magnetic head
YAMAHA CORP21 citations89
US5713123AFeb 3, 1998
Method of lapping for producing one-side curved surface adapted for floating magnetic head
YAMAHA CORP32 citations87
US5943763AAug 31, 1999
Method of manufacturing a magneto-resistive reading head with reduced side-lobe
YAMAHA CORP16 citations82
US5047886ASep 10, 1991
Thin-film magnetic head
YAMAHA CORP13 citations74
US5978187ANov 2, 1999
Thin film magnetic head having a lower pole shaped to improve reproduction characteristics
YAMAHA CORP9 citations73
US5903460AMay 11, 1999
Method of manufacturing a thin film magnetic head
YAMAHA CORP11 citations70
US6010753AJan 4, 2000
Thin film magnetic head with special shaped pole and manufacture method thereof
YAMAHA CORP4 citations62
US5734536AMar 31, 1998
Thin film magnetic head with pole having variable thickness
YAMAHA CORP4 citations62
NIPPON MUSICAL INSTRUMENTS MFG
5 patentsUS4157109AJun 5, 1979
Method for manufacturing a mold for metal casting
NIPPON MUSICAL INSTRUMENTS MFG7 citations73
US4043376AAug 23, 1977
Casting process by vacuum molding
NIPPON MUSICAL INSTRUMENTS MFG15 citations65
US4199641AApr 22, 1980
Covering film for casting process by vacuum sealed molding
NIPPON MUSICAL INSTRUMENTS MFG5 citations54
US4751050AJun 14, 1988
Substrate for magnetic recording media
NIPPON MUSICAL INSTRUMENTS MFG1 citations52
US4764259AAug 16, 1988
Method for producing a magnetic recording medium
NIPPON MUSICAL INSTRUMENTS MFG1 citations42