Yoichi HIRAYAMA

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Charged particle beam device and spherical aberration correction me...
- Patent number 9,715,991
- Issue date Jul 25, 2017
- Hitachi High-Technologies Corporation
- Yoichi Hirayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Charged particle beam device
- Patent number 9,312,094
- Issue date Apr 12, 2016
- Hitachi High-Technologies Corporation
- Hisanao Akima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Aberration correction device and charged particle beam device emplo...
- Patent number 8,791,423
- Issue date Jul 29, 2014
- Hitachi High-Technologies Corporation
- Yoichi Hirayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Aberration correction apparatus that corrects spherical aberration...
- Patent number 8,035,086
- Issue date Oct 11, 2011
- Hitachi, Ltd.
- Yoichi Hirayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Information communication system
- Patent number 4,704,715
- Issue date Nov 3, 1987
- Kabushiki Kaisha Toshiba
- Taro Shibagaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Charged Particle Beam Device and Spherical Aberration Correction Me...
- Publication number 20170117115
- Publication date Apr 27, 2017
- Hitachi High-Technologies Corporation
- Yoichi HIRAYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CHARGED PARTICLE BEAM DEVICE
- Publication number 20140231666
- Publication date Aug 21, 2014
- Hisanao Akima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Aberration Correction Device and Charged Particle Beam Device Emplo...
- Publication number 20130112873
- Publication date May 9, 2013
- Hitachi High-Technologies Corporation
- Yoichi Hirayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ABERRATION CORRECTOR FOR TRANSMISSION ELECTRON MICROSCOPE
- Publication number 20090242786
- Publication date Oct 1, 2009
- Hitachi, Ltd.
- Takaho Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Aberration correction apparatus that corrects spherical aberration...
- Publication number 20090230317
- Publication date Sep 17, 2009
- Hitachi, Ltd.
- Yoichi Hirayama
- H01 - BASIC ELECTRIC ELEMENTS