Inventor
HORITA RYUTARO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “HORITA RYUTARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
21 patentsUS5878097AMar 2, 1999
Signal processing delay circuit
HITACHI LTD158 citations98
US5636254AJun 3, 1997
Signal processing delay circuit
HITACHI LTD70 citations96
US5633766AMay 27, 1997
Magnetic disk storage apparatus with phase sync circuit having controllable response characteristics
HITACHI LTD72 citations96
US5404250AApr 4, 1995
Magnetic disk storage apparatus with phase sync circuit having controllable response characteristic
HITACHI LTD59 citations96
US5999353ADec 7, 1999
Magnetic disk storage apparatus with phase sync circuit having controllable response characteristic
HITACHI LTD28 citations92
US5745066AApr 28, 1998
AD converter and magnetic recording/regenerating apparatus using thereof
HITACHI LTD17 citations92
US5572163ANov 5, 1996
Active filter control apparatus
HITACHI LTD39 citations92
US5937020AAug 10, 1999
Digital information signal reproducing circuit and digital information system
HITACHI LTD42 citations90
US5062011AOct 29, 1991
Address mark generating method and its circuit in a data memory
HITACHI LTD24 citations90
US6445522B1Sep 3, 2002
Disk device and method of generating signal representing head
HITACHI LTD13 citations82
US5559645ASep 24, 1996
Disk recording apparatus with adaptive window adjusting
HITACHI LTD17 citations81
US5187615AFeb 16, 1993
Data separator and signal processing circuit
HITACHI LTD17 citations81
US6172828B1Jan 9, 2001
Signal processing apparatus and a disk control apparatus, with head positioning control based on digitized servo data
HITACHI LTD9 citations74
US5222002AJun 22, 1993
Semiconductor integrated circuit which performs phase synchronization
HITACHI LTD10 citations74
US6266200B1Jul 24, 2001
Magnetic disk storage apparatus
HITACHI LTD4 citations73
US5557274ASep 17, 1996
Ad converter and magnetic recording/regenerating apparatus using the same
HITACHI LTD5 citations73
US7139143B2Nov 21, 2006
Disk device and method of generating signal representing head
HITACHI LTD10 citations72
US6563656B2May 13, 2003
Disk device and method of generating signal representing head
HITACHI LTD2 citations63
US5463504AOct 31, 1995
Magnetic disk system and waveform equalizer therefor
HITACHI LTD5 citations63
US5475715ADec 12, 1995
Sync data introduction method and system
HITACHI LTD5 citations62
US5402274AMar 28, 1995
Data separator and signal processing circuit with an adjustable window
HITACHI LTD3 citations62