Inventor
OKAMURA HIROSHI
JP67 patents
⚠️ This page may combine multiple inventors who share the name “OKAMURA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
19 patentsUS5831781ANov 3, 1998
Method and apparatus for detecting flying height variation of head in disk storage system
TOSHIBA KK83 citations96
US6018428AJan 25, 2000
Method and apparatus for recovering read errors due to thermal asperities in a disk drive having an MR head
TOSHIBA KK18 citations93
US5808825ASep 15, 1998
Read error recovery method and apparatus for use in disk storage system
TOSHIBA KK33 citations93
US4819103AApr 4, 1989
Apparatus for reproducing data from magnetic recording medium
TOSHIBA KK31 citations93
US6914738B2Jul 5, 2005
Apparatus and method for controlling write current supplied to head
TOSHIBA KK34 citations90
US5684651ANov 4, 1997
Magnetic disk system having servo signal detecting function depending on recording density of servo data
TOSHIBA KK24 citations89
US5099368AMar 24, 1992
Method of accessing a medium with low power consumption and a recording/reproducing apparatus for realizing the same
TOSHIBA KK9 citations74
US4786989ANov 22, 1988
Waveform equalizer for signal reproduced from a magnetic recording medium
TOSHIBA KK17 citations74
US5373403ADec 13, 1994
Method and apparatus for automatic gain control amplifier adjustment for a magnetic medium
TOSHIBA KK10 citations73
US4939608AJul 3, 1990
Low-noise magnetic read/write head
TOSHIBA KK9 citations73
US4882612ANov 21, 1989
Power semiconductor device
TOSHIBA KK6 citations73
US7599141B2Oct 6, 2009
Disk drive apparatus, electronic circuit for disk drive apparatus and powering method therefor
TOSHIBA KK4 citations63
US5532885AJul 2, 1996
Magnetic recording/reproducing apparatus having integrated circuit for holding low frequency full wave rectified signal
TOSHIBA KK5 citations63
US4916557AApr 10, 1990
Method of sharing various types of medium drives and recording/reproduction apparatus with medium controller for realizing the method
TOSHIBA KK5 citations63
US4654741AMar 31, 1987
Magnetic disc apparatus with liner that avoids bent edges of magnetic discs
TOSHIBA KK2 citations63
US4845576AJul 4, 1989
Magnetic recording/reproduction apparatus
TOSHIBA KK2 citations62
US5043837AAug 27, 1991
Alignment disk for magnetic head azimuth correction
TOSHIBA KK3 citations61
US5038230AAug 6, 1991
Method of accurately executing read access and magnetic recording/reproducing apparatus therefor
TOSHIBA KK6 citations58
US5233481AAug 3, 1993
Magnetic recording and reproducing apparatus
TOSHIBA KK1 citations52
RICOH KK
4 patentsUS7386262B2Jun 10, 2008
Belt driving control apparatus and image forming apparatus which uses a moving average process and a revolution average process
RICOH KK34 citations92
US7376375B2May 20, 2008
Belt-drive control device, color-shift detecting method, color-shift detecting device, and image forming apparatus
RICOH KK47 citations92
US7251444B2Jul 31, 2007
Apparatus for controlling driving of endless belt, and image forming apparatus
RICOH KK25 citations92
US7454150B2Nov 18, 2008
Image forming apparatus having a resist rotary member
RICOH KK16 citations84
SEIKO EPSON CORP
3 patentsUS6350674B1Feb 26, 2002
Manufacturing method for semiconductor device having a multilayer interconnect
SEIKO EPSON CORP29 citations93
US6376367B1Apr 23, 2002
Method for manufacturing multilayer interconnects by forming a trench with an underlying through-hole in a low dielectric constant insulator layer
SEIKO EPSON CORP5 citations63
US7566972B2Jul 28, 2009
Semiconductor device and method for manufacturing the semiconductor device
SEIKO EPSON CORP0 citations52
OKAMURA HIROSHI
3 patentsUS8551765B2Oct 8, 2013
Solid support having electrostatic layer and use thereof
OKAMURA HIROSHI6 citations80
US10948854B2Mar 16, 2021
Bias circuit, image formation device and image forming apparatus
OKAMURA HIROSHI0 citations61
US10185274B2Jan 22, 2019
Motor connection detecting device, motor connection detecting method, image forming device, and conveyance device
OKAMURA HIROSHI1 citations60
PANASONIC CORP
2 patentsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
2 patentsMITSUBISHI ELECTRIC CORP
2 patentsWAKABAYASHI YUU
2 patentsTOYO KOHAN CO LTD
1 patentFUJITSU LTD
1 patentGOYO PAPER WORKING CO LTD
1 patentYANO TOSHIO
1 patentSHOWA SHELL SEKIYU
1 patentSATO HISAO
1 patentNIPPON PISTON RING CO LTD
1 patentTAKENAKA RYO
1 patentSUMITOMO LIGHT METAL IND
1 patentGOI CHEMICAL CO LTD
1 patentFUJITA SHOTEN KK
1 patentNEC ELECTRONICS CORP
1 patentHONDA MOTOR CO LTD
1 patentShowing the top 50 of 67 patents by PatentIndex Score.