Inventor
OBA HIROSHI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “OBA HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI HIGH TECH SCIENCE CORP
10 patentsUS9111717B2Aug 18, 2015
Ion beam apparatus
HITACHI HIGH TECH SCIENCE CORP7 citations84
US8822911B2Sep 2, 2014
Focused ion beam apparatus and method of adjusting ion beam optics
HITACHI HIGH TECH SCIENCE CORP3 citations63
US9378858B2Jun 28, 2016
Repair apparatus
HITACHI HIGH TECH SCIENCE CORP2 citations62
US9129771B2Sep 8, 2015
Emitter structure, gas ion source and focused ion beam system
HITACHI HIGH TECH SCIENCE CORP2 citations62
US10658143B2May 19, 2020
Method of manufacturing emitter
HITACHI HIGH TECH SCIENCE CORP1 citations59
US10176964B2Jan 8, 2019
Focused ion beam apparatus
HITACHI HIGH TECH SCIENCE CORP0 citations52
US10056232B2Aug 21, 2018
Charged particle beam apparatus and plasma ignition method
HITACHI HIGH TECH SCIENCE CORP1 citations52
US11017982B2May 25, 2021
Composite charged particle beam apparatus and control method thereof
HITACHI HIGH TECH SCIENCE CORP0 citations51
US11721517B2Aug 8, 2023
Focused ion beam processing apparatus
HITACHI HIGH TECH SCIENCE CORP0 citations49
US11017988B2May 25, 2021
Charged particle beam apparatus
HITACHI HIGH TECH SCIENCE CORP0 citations47
NIPPON STEEL CORP
7 patentsUS5248353ASep 28, 1993
Method of producing steel wires each having very small diameter, high strength and excellent ductility
NIPPON STEEL CORP21 citations89
US5665182ASep 9, 1997
High-carbon steel wire rod and wire excellent in drawability and methods of producing the same
NIPPON STEEL CORP3 citations61
US5662747ASep 2, 1997
Bainite wire rod and wire for drawing and methods of producing the same
NIPPON STEEL CORP6 citations61
US5658399AAug 19, 1997
Bainite wire rod and wire for drawing and methods of producing the same
NIPPON STEEL CORP2 citations61
US5658402AAug 19, 1997
High-carbon steel wire rod and wire excellent in drawability and methods of producing the same
NIPPON STEEL CORP4 citations61
US5650027AJul 22, 1997
High-carbon steel wire rod and wire excellent in drawability and methods of producing the same
NIPPON STEEL CORP3 citations61
US5647918AJul 15, 1997
Bainite wire rod and wire for drawing and methods of producing the same
NIPPON STEEL CORP4 citations61
HITACHI HIGH-TECH SCIENCE CORP
5 patentsUS9773634B2Sep 26, 2017
Iridium tip, gas field ion source, focused ion beam apparatus, electron source, electron microscope, electron beam applied analysis apparatus, ion-electron multi-beam apparatus, scanning probe microscope, and mask repair apparatus
HITACHI HIGH-TECH SCIENCE CORP2 citations72
US9418817B2Aug 16, 2016
Focused ion beam apparatus and control method thereof
HITACHI HIGH-TECH SCIENCE CORP2 citations62
US9640361B2May 2, 2017
Emitter structure, gas ion source and focused ion beam system
HITACHI HIGH-TECH SCIENCE CORP0 citations52
US9793085B2Oct 17, 2017
Focused ion beam apparatus
HITACHI HIGH-TECH SCIENCE CORP0 citations51
US9583299B2Feb 28, 2017
Iridium tip, gas field ion source, focused ion beam apparatus, electron source, electron microscope, electron beam applied analysis apparatus, ion-electron multi-beam apparatus, scanning probe microscope, and mask repair apparatus
HITACHI HIGH-TECH SCIENCE CORP0 citations51