P

Inventor

IMURA RYO

JP21 patents

Patents

21 patents
US5796706AAug 18, 1998

Information recording apparatus

HITACHI LTD59 citations96
US5416331AMay 16, 1995

Surface atom fabrication method and apparatus

HITACHI LTD69 citations96
US4772976ASep 20, 1988

Process for preparing magnetic layer and magnetic head prepared using the same

HITACHI LTD31 citations93
US5808977ASep 15, 1998

Tracking method and recording means thereby

HITACHI LTD45 citations92
US5689494ANov 18, 1997

Surface atom fabrication method and apparatus

HITACHI LTD22 citations92
US5627815AMay 6, 1997

Precision machining method precision machining apparatus and data storage apparatus using the same

HITACHI LTD22 citations92
US5471064ANov 28, 1995

Precision machining method, precision machining apparatus and data storage apparatus using the same

HITACHI LTD24 citations92
US5323375AJun 21, 1994

Information storage apparatus

HITACHI LTD28 citations92
US5604059AFeb 18, 1997

Mask structure having phase shifting pattern suitable for forming fine pattern on photosensitive film and method of manufacturing solid-state devices using such mask structure

HITACHI LTD34 citations89
US7190254B2Mar 13, 2007

Emigrant reception system, emigrant gate system, emigrant control system, emigrant control method, passport applicant information management method, layout of emigrant gate, immigrant reception system, immigrant gate system, immigrant control system, immigrant control method, layout of immigrant gate system, and passport

HITACHI LTD10 citations83
US4894098AJan 16, 1990

Process for preparing magnetic layer and magnetic head prepared using the same

HITACHI LTD9 citations74
US4701385AOct 20, 1987

Ion-implanted magnetic bubble device and a method of manufacturing the same

HITACHI LTD8 citations74
US4600488AJul 15, 1986

Control method of magnetic anisotropy and device utilizing the control method

HITACHI LTD9 citations74
US4476152AOct 9, 1984

Method for production of magnetic bubble memory device

HITACHI LTD13 citations74
US4460412AJul 17, 1984

Method of making magnetic bubble memory device by implanting hydrogen ions and annealing

HITACHI LTD14 citations74
US5327371AJul 5, 1994

Information recording and reproducing apparatus

HITACHI LTD14 citations73
US5309388AMay 3, 1994

Solid state magnetic memory device

HITACHI LTD14 citations73
US4556582ADec 3, 1985

Method of fabricating magnetic bubble memory device

HITACHI LTD5 citations63
US4556583ADec 3, 1985

Method of fabricating magnetic bubble memory device

HITACHI LTD3 citations63
US4321690AMar 23, 1982

Magnetic bubble memory module

HITACHI LTD4 citations63
US4246646AJan 20, 1981

Magnetic bubble chip-mounting plane

HITACHI LTD0 citations52