Inventor
OHNISHI TSUYOSHI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “OHNISHI TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
16 patentsUS5270552ADec 14, 1993
Method for separating specimen and method for analyzing the specimen separated by the specimen separating method
HITACHI LTD247 citations99
US6310341B1Oct 30, 2001
Projecting type charged particle microscope and projecting type substrate inspection system
HITACHI LTD108 citations98
US5850326ADec 15, 1998
Narrow track thin film magnetic head suitable for high density recording and reproducing operations and fabrication method thereof wherein an air bearing surface has at least one groove containing a non-magnetic electrically conductive layer
HITACHI LTD45 citations96
US4936968AJun 26, 1990
Ion-beam machining method and apparatus
HITACHI LTD61 citations96
US6839200B2Jan 4, 2005
Combination perpendicular magnetic head having shield material formed at both ends of an upper pole of a write element
HITACHI LTD12 citations92
US6538844B2Mar 25, 2003
Method of fabricating a magnetic head by focused ion beam etching
HITACHI LTD13 citations92
US5120925AJun 9, 1992
Methods for device transplantation
HITACHI LTD28 citations92
US5065034ANov 12, 1991
Charged particle beam apparatus
HITACHI LTD39 citations90
US6521890B2Feb 18, 2003
Focused ion beam machining method and focused ion beam machining apparatus
HITACHI LTD25 citations89
US4939364AJul 3, 1990
Specimen or substrate cutting method using focused charged particle beam and secondary ion spectroscopic analysis method utilizing the cutting method
HITACHI LTD21 citations82
US6307707B1Oct 23, 2001
Narrow track thin film head including magnetic poles machined by focused ion beam etching
HITACHI LTD4 citations74
US6278578B1Aug 21, 2001
Narrow track thin film head having a focused ion beam etched air bearing surface
HITACHI LTD4 citations74
US6111723AAug 29, 2000
Narrow track thin film magnetic head suitable for high density recording and reproducing operations and fabrication method thereof wherein an air bearing surface has at least one groove containing a non-magnetic electrically conductive layer
HITACHI LTD8 citations74
US5532494AJul 2, 1996
Treatment and observation apparatus using scanning probe
HITACHI LTD15 citations74
US6665141B2Dec 16, 2003
Magnetic head having track width defined by trench portions filled with magnetic shield material
HITACHI LTD1 citations63
US5198672AMar 30, 1993
Signal generator and method of generating signal voltages using the same
HITACHI LTD2 citations62
HITACHI HIGH TECH CORP
7 patentsUS7612337B2Nov 3, 2009
Focused ion beam system and a method of sample preparation and observation
HITACHI HIGH TECH CORP30 citations91
US7928377B2Apr 19, 2011
Charged particle beam apparatus and sample manufacturing method
HITACHI HIGH TECH CORP14 citations84
US7482586B2Jan 27, 2009
Methods for sample preparation and observation, charged particle apparatus
HITACHI HIGH TECH CORP10 citations82
US7442928B2Oct 28, 2008
Charged particle beam apparatus
HITACHI HIGH TECH CORP8 citations74
US7915581B2Mar 29, 2011
Methods for sample preparation and observation, charged particle apparatus
HITACHI HIGH TECH CORP6 citations72
US7872230B2Jan 18, 2011
Micro-sample processing method, observation method and apparatus
HITACHI HIGH TECH CORP3 citations63
US7902505B2Mar 8, 2011
Charged particle beam apparatus
HITACHI HIGH TECH CORP0 citations52
OHNISHI TSUYOSHI
5 patentsUS5006512AApr 9, 1991
Therapeutic usages of inhibitors for a potassium efflux channel
OHNISHI TSUYOSHI20 citations81
US5114972AMay 19, 1992
Synthesis and uses of new ascorbic acid derivatives which have anti-oxidant and anti-cancer activities
OHNISHI TSUYOSHI11 citations73
US4840968AJun 20, 1989
Preparation and uses of new prostaglandin derivatives which protect cell membranes against ischemic, physical, chemical, and biological injuries
OHNISHI TSUYOSHI7 citations73
US4837163AJun 6, 1989
Simple blood test for diagnosing malignant hyperthermia
OHNISHI TSUYOSHI4 citations62
US8686360B2Apr 1, 2014
Micro-sample processing method, observation method and apparatus
OHNISHI TSUYOSHI0 citations51
(unassigned)
3 patentsUS5852297ADec 22, 1998
Focused ion beam apparatus and method for irradiating focused ion beam
18 citations84
US6538023B1Mar 25, 2003
Therapeutic uses of green tea polyphenols for sickle cell disease
11 citations74
US5495110AFeb 27, 1996
Observation method and apparatus for removing an oxidation layer and forming an image from a sample
10 citations74