P

Inventor

FUKUI HIROSHI

JP151 patents
⚠️ This page may combine multiple inventors who share the name “FUKUI HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

16 patents
US6034847AMar 7, 2000

Apparatus and thin film magnetic head with magnetic membrane layers of different resistivity

HITACHI LTD64 citations96
US5933297AAug 3, 1999

Magnetic storage/read system with read head including magnetoresistive element

HITACHI LTD39 citations96
US4692643ASep 8, 1987

Semiconductor switching device having plural MOSFET's, GTO's or the like connected in series

HITACHI LTD114 citations96
US5245493ASep 14, 1993

Magnetic information storage apparatus including magnetic head and method for making magnetic head

HITACHI LTD68 citations95
US6791795B2Sep 14, 2004

Thin film magnetic head having inductive write portion features that provide high recording field strength

HITACHI LTD51 citations92
US6785097B2Aug 31, 2004

Thin film magnetic recording head, method of fabricating the thin film magnetic recording head and magnetic disk drive

HITACHI LTD25 citations92
US6530141B2Mar 11, 2003

Method of forming thin film magnetic recording head with narrow track width performing high density recording at high driving frequency

HITACHI LTD24 citations92
US6510025B2Jan 21, 2003

Thin film magnetic head including a protrusion structure and an insulation film in a magnetic core

HITACHI LTD17 citations92
US6125019ASep 26, 2000

Magnetic head including magnetoresistive element

HITACHI LTD22 citations92
US6091582AJul 18, 2000

Thin film magnetic recording head with very narrow track width performing high density recording at high driving frequency

HITACHI LTD31 citations92
US5668685ASep 16, 1997

Magnetic disc apparatus

HITACHI LTD25 citations92
US5590008ADec 31, 1996

Magnetic disc unit having a plurality of magnetic heads which include multilayer magnetic films

HITACHI LTD52 citations92
US5563752AOct 8, 1996

Magnetic recording and reproducing device using a giant magnetoresistive film

HITACHI LTD41 citations92
US5541789AJul 30, 1996

Magnetic recording apparatus with magnetic head on slider having applied load larger than buoyant force acting on slider so that gap between magnetic head and magnetic disk is smaller than total thickness of protective layer and lubricating layer on disk

HITACHI LTD23 citations92
US5349745ASep 27, 1994

Method of fabricating thin-film magnetic head

HITACHI LTD39 citations92
US5079662AJan 7, 1992

Compound magnetic head having a recording head and a reproducing magnetoresitive head integrated therein

HITACHI LTD40 citations90

CANON KK

9 patents

SHISEIDO CO LTD

9 patents

SONY CORP

3 patents

JUJO PAPER CO LTD

3 patents

DOW CORNING TORAY CO LTD

3 patents

NIPPON SHINYAKU CO LTD

2 patents

DOW CORNING TORAY SILICONE

1 patent

OMRON TATEISI ELECTRONICS CO

1 patent

HITACHI GLOBAL STORAGE TECH

1 patent

DOW CORNING

1 patent

FUKUI HIROSHI

1 patent

Showing the top 50 of 151 patents by PatentIndex Score.