Inventor
NAGAKI TAKEHIRO
JP6 patents
Patents
6 patentsUS5564194AOct 15, 1996
Geomagnetic direction sensor
SONY CORP23 citations90
US4796241AJan 3, 1989
Device for producing a high frequency modulation magnetic field used in magneto-optical recording
SONY CORP21 citations81
US4277808AJul 7, 1981
Magnetic transducer head
SONY CORP25 citations79
US5296989AMar 22, 1994
High density dual gap magnetic head using polar Kerr effect
SONY CORP2 citations62
US4524401AJun 18, 1985
Magnetic transducer head utilizing magneto resistance effect with a bias field and partial saturation
SONY CORP4 citations62
US5111441AMay 5, 1992
Apparatus for generating magnetic field varying in response to an information signal
SONY CORP2 citations61