TO

Tadashi Otaka

HI Hitachi: 37 patents #587 of 28,497Top 3%
HH Hitachi High-Technologies: 18 patents #125 of 1,917Top 7%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Hitachinaka, JP: #51 of 2,447 inventorsTop 3%
Overall (All Time): #46,311 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 51–55 of 55 patents

Patent #TitleCo-InventorsDate
5026995 Particle beam surface analyzer Eiichi Hazaki, Minoru Shimizu 1991-06-25
5013914 Method and apparatus for generating electron channeling patterns 1991-05-07
4916315 Scanning electron microscope for observing and measuring minute pattern of sample 1990-04-10
4889995 Apparatus for analysis employing electron Yoshitsugu Tsutsumi, Shinjiro Ueda 1989-12-26
4803369 Purification device for charged particle beam diaphragm 1989-02-07