P

Inventor

OHSHIMA TAKASHI

JP67 patents
⚠️ This page may combine multiple inventors who share the name “OHSHIMA TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI HIGH TECH CORP

21 patents
US7582885B2Sep 1, 2009

Charged particle beam apparatus

HITACHI HIGH TECH CORP61 citations98
US7615765B2Nov 10, 2009

Charged particle beam apparatus

HITACHI HIGH TECH CORP23 citations92
US7339167B2Mar 4, 2008

Charged particle beam apparatus

HITACHI HIGH TECH CORP29 citations92
US9508527B2Nov 29, 2016

Sample base, charged particle beam device and sample observation method

HITACHI HIGH TECH CORP8 citations84
US7781743B2Aug 24, 2010

Charged particle beam system and method for evacuation of the system

HITACHI HIGH TECH CORP16 citations84
US11251011B2Feb 15, 2022

Electron microscope

HITACHI HIGH TECH CORP3 citations73
US11062892B2Jul 13, 2021

Charged particle detector including a light-emitting section having lamination structure, charged particle beam device, and mass spectrometer

HITACHI HIGH TECH CORP3 citations73
US10707046B2Jul 7, 2020

Electron source and electron beam device using the same

HITACHI HIGH TECH CORP3 citations73
US10522319B2Dec 31, 2019

Electron beam apparatus

HITACHI HIGH TECH CORP2 citations73
US7238939B2Jul 3, 2007

Small electron gun

HITACHI HIGH TECH CORP7 citations73
US10241062B2Mar 26, 2019

Charged particle beam device, sample observation method, sample platform, observation system, and light emitting member

HITACHI HIGH TECH CORP4 citations72
US9570268B2Feb 14, 2017

Electron gun, charged particle gun, and charged particle beam apparatus using electron gun and charged particle gun

HITACHI HIGH TECH CORP6 citations72
US9812288B2Nov 7, 2017

Sample holder with light emitting and transferring elements for a charged particle beam apparatus

HITACHI HIGH TECH CORP2 citations71
US10134564B2Nov 20, 2018

Charged particle beam device

HITACHI HIGH TECH CORP3 citations68
US8866371B2Oct 21, 2014

Electric field discharge-type electron source

HITACHI HIGH TECH CORP2 citations63
US7759652B2Jul 20, 2010

Electron lens and charged particle beam apparatus

HITACHI HIGH TECH CORP4 citations63
US6888138B2May 3, 2005

Absorption current image apparatus in electron microscope

HITACHI HIGH TECH CORP3 citations63
US11784022B2Oct 10, 2023

Electron beam apparatus

HITACHI HIGH TECH CORP0 citations62
US10984979B2Apr 20, 2021

Charged particle detector and charged particle beam apparatus

HITACHI HIGH TECH CORP0 citations62
US9355815B2May 31, 2016

Electron microscope and electron beam detector

HITACHI HIGH TECH CORP2 citations62
US11322329B2May 3, 2022

Electron source, method for manufacturing the same, and electron beam device using the same

HITACHI HIGH TECH CORP0 citations60

HITACHI LTD

6 patents

HITACHI METALS TECHNO LTD

3 patents

SHICHI HIROYASU

2 patents

OHSHIMA TAKASHI

2 patents

MORISHITA HIDEO

2 patents

KASUYA KEIGO

2 patents

AGENCY IND SCIENCE TECHN

2 patents

HATANO MICHIO

2 patents

SENQCIA CORP

2 patents

UNIV TOKYO

1 patent

FUJITSU LTD

1 patent

SCRIPPS RESEARCH INST

1 patent

TAKASAGO PERFUMERY CO LTD

1 patent

OKAMOTO MASAKAZU

1 patent

CANON MEDICAL SYSTEMS CORP

1 patent

Showing the top 50 of 67 patents by PatentIndex Score.