YH

Yuichi Hamamura

HI Hitachi: 3 patents #329 of 3,771Top 9%
📍 Yokohama, GA: #2 of 5 inventorsTop 40%
Overall (2004): #17,461 of 270,089Top 7%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6780660 System for testing electronic devices Takaaki Kumazawa, Hisao Asakura, Aritoshi Sugimoto, Kazuyuki Tsunokuni 2004-08-24
6770496 Method of testing electronic devices Takaaki Kumazawa, Hisao Asakura, Aritoshi Sugimoto, Kazuyuki Tsunokuni 2004-08-03
6771077 Method of testing electronic devices indicating short-circuit Takaaki Kumazawa, Hisao Asakura, Aritoshi Sugimoto, Kazuyuki Tsunokuni 2004-08-03