Inventor
FUJIMAKI TOHRU
JP17 patents
Patents
17 patentsUS7365931B2Apr 29, 2008
Information-recording/reproducing apparatus and method of detecting the gap between a head and a recording medium
FUJITSU LTD23 citations92
US6507543B2Jan 14, 2003
Optical disk apparatus and galvano-mirror used for the same
FUJITSU LTD13 citations84
US6704249B2Mar 9, 2004
Magnetic head having an irregular surface for heat dissipation
FUJITSU LTD13 citations83
US6567347B1May 20, 2003
Optical head having a plurality of coil elements connected in parallel to each other
FUJITSU LTD6 citations73
US6185166B1Feb 6, 2001
Optical information recording/reproducing apparatus
FUJITSU LTD6 citations73
US5793725AAug 11, 1998
Optical information recording/reproducing apparatus having a composite prism with a plurality of emission surfaces
FUJITSU LTD6 citations73
US5623462AApr 22, 1997
Optical information recording/reproducing apparatus
FUJITSU LTD15 citations73
US7127729B2Oct 24, 2006
Magneto-optical head and magneto-optical disk drive
FUJITSU LTD8 citations72
US7475411B2Jan 6, 2009
Cleaner utilizing adhesive member, and optical information processing device incorporating the same
FUJITSU LTD2 citations62
US6977870B2Dec 20, 2005
Optical head having light reflection prevention film, and optical information processing apparatus incorporating the same
FUJITSU LTD4 citations62
US6760278B2Jul 6, 2004
Magnetic head and data recording and reproduction device
FUJITSU LTD6 citations62
US6396774B1May 28, 2002
Information reproducing device, information recording/reproducing head, and information reproducing method utilizing mono-magnetic domain structure
FUJITSU LTD3 citations62
US6339564B2Jan 15, 2002
Optical information recording/reproducing apparatus
FUJITSU LTD5 citations62
US5440533AAug 8, 1995
Optical head unit having disk-shaped rotor with generally planar and common mounting surface for optical elements
FUJITSU LTD5 citations60
US7583171B2Sep 1, 2009
Magnetic field generator, photomagnetic information storing system, and photomagnetic information storing apparatus
FUJITSU LTD1 citations52
US6898157B2May 24, 2005
Optical head having a plurality of coil elements connected in parallel to each other
FUJITSU LTD0 citations52
US6870806B2Mar 22, 2005
Magnetic head provided with moment-reducing contact for data storage medium
FUJITSU LTD0 citations41