P

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 patents
US5831781ANov 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 patents

SEIKO EPSON CORP

3 patents

OKAMURA HIROSHI

3 patents

PANASONIC CORP

2 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents

MITSUBISHI ELECTRIC CORP

2 patents

WAKABAYASHI YUU

2 patents

TOYO KOHAN CO LTD

1 patent

FUJITSU LTD

1 patent

GOYO PAPER WORKING CO LTD

1 patent

YANO TOSHIO

1 patent

SHOWA SHELL SEKIYU

1 patent

SATO HISAO

1 patent

NIPPON PISTON RING CO LTD

1 patent

TAKENAKA RYO

1 patent

SUMITOMO LIGHT METAL IND

1 patent

GOI CHEMICAL CO LTD

1 patent

FUJITA SHOTEN KK

1 patent

NEC ELECTRONICS CORP

1 patent

HONDA MOTOR CO LTD

1 patent

Showing the top 50 of 67 patents by PatentIndex Score.