Inventor
ITAKURA AKIHIRO
JP36 patents
⚠️ This page may combine multiple inventors who share the name “ITAKURA AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
26 patentsUS5825742AOct 20, 1998
Information recording method of optical recording medium
FUJITSU LTD67 citations95
US7058878B2Jun 6, 2006
Data processing apparatus using iterative decoding
FUJITSU LTD20 citations92
US5978332ANov 2, 1999
Optical recording medium, tilt detector, optical disk drive, tilt detecting method, and tilt correcting method
FUJITSU LTD33 citations92
US5959942ASep 28, 1999
Method and apparatus for reading a magneto-optical recording medium with asymmetrical edges
FUJITSU LTD19 citations92
US5796693AAug 18, 1998
Data reproduction apparatus and data reproduction method
FUJITSU LTD28 citations92
US5740154AApr 14, 1998
Magnetooptical record medium having adjacent header signals
FUJITSU LTD18 citations92
US7130257B2Oct 31, 2006
Recording/reproducing apparatus having a substituting part substituting for burst errors and a method of substituting for burst errors
FUJITSU LTD11 citations84
US7180843B2Feb 20, 2007
Information recording and reproduction apparatus, optical disk apparatus and data reproduction method
FUJITSU LTD19 citations83
US6667841B2Dec 23, 2003
Apparatus for recording and regenerating data
FUJITSU LTD12 citations82
US7133232B2Nov 7, 2006
Apparatus for recording and regenerating data
FUJITSU LTD4 citations74
US6754141B1Jun 22, 2004
Recording medium, method for recording and reproducing data using the medium, and magneto-optical recording apparatus
FUJITSU LTD6 citations74
US6255911B1Jul 3, 2001
PLL circuit protected against noise and missing pulses in a reference signal
FUJITSU LTD14 citations74
US5883863AMar 16, 1999
Magneto-optical reading method and apparatus and magneto-optical recording medium used for execution of the method
FUJITSU LTD8 citations74
US5872754AFeb 16, 1999
Data reproduction apparatus
FUJITSU LTD8 citations73
US7576935B2Aug 18, 2009
Apparatus for recording and regenerating data
FUJITSU LTD2 citations63
US7287211B2Oct 23, 2007
Data readout device and data readout method
FUJITSU LTD4 citations63
US7206147B2Apr 17, 2007
Apparatus for recording and regenerating data
FUJITSU LTD2 citations63
US7032155B2Apr 18, 2006
Data regenerating apparatus
FUJITSU LTD3 citations63
US6986093B2Jan 10, 2006
Apparatus for reproducing data and apparatus for recording/reproducing data
FUJITSU LTD5 citations63
US6914737B2Jul 5, 2005
Apparatus for recording and regenerating data
FUJITSU LTD2 citations63
US6891689B2May 10, 2005
Apparatus for reading data
FUJITSU LTD6 citations63
US6577560B2Jun 10, 2003
Magneto-optic recording medium in which magnetic partition tracks are removed for high track density
FUJITSU LTD3 citations63
US5859813AJan 12, 1999
Magneto-optical recording method and apparatus to be used in the method
FUJITSU LTD2 citations63
US7530006B2May 5, 2009
Data recording and reproducing device and method utilizing iterative decoding technique
FUJITSU LTD1 citations52
US7388523B2Jun 17, 2008
MTR encoding method, MTR decoding method, MTR encoder, MTR decoder, and magnetic recording device
FUJITSU LTD1 citations52
US7564768B2Jul 21, 2009
Recording and reproducing apparatus
FUJITSU LTD0 citations42
ITAKURA AKIHIRO
4 patentsUS8300341B2Oct 30, 2012
Magnetic recording device, magnetic recording method, and magnetic storage medium
ITAKURA AKIHIRO12 citations82
US8533570B2Sep 10, 2013
Magnetic recording apparatus
ITAKURA AKIHIRO0 citations51
US8098449B2Jan 17, 2012
Magnetic recording device, control device, and magnetic recording device control method
ITAKURA AKIHIRO0 citations40
US8102615B2Jan 24, 2012
Data storage apparatus
ITAKURA AKIHIRO0 citations39
TOSHIBA KK
3 patentsUS9952289B2Apr 24, 2018
Storage battery evaluating apparatus and method
TOSHIBA KK3 citations70
US12040620B2Jul 16, 2024
Renewal energy hydrogen system
TOSHIBA KK1 citations61
US12346858B2Jul 1, 2025
System and method for planning hydrogen manufacturing to meet energy demand, system and method for energy generation operational planning utilizing photovoltaic production and hydrogen manufacturing
TOSHIBA KK0 citations51