YU

Yoshiyuki Umeda

HI Hitachi: 2 patents #622 of 3,771Top 20%
Overall (2004): #33,380 of 270,089Top 15%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6833898 Liquid crystal display apparatus Sukekazu Aratani, Yasushi Tomioka, Hisao Yokokura, Katsumi Kondo, Setsuo Kobayashi 2004-12-21
6704082 Liquid crystal display device Yasushi Tomioka, Kenji Okishiro, Hitoshi Oaku, Katsumi Kondo 2004-03-09