TM

Toshio Miyazawa

HI Hitachi: 3 patents #420 of 3,950Top 15%
HC Hitachi Device Engineering Co.: 1 patents #27 of 126Top 25%
Overall (2002): #19,371 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6445371 Liquid crystal display device having a circuit for canceling threshold voltage shift of the thin film transistor Tomohiko Sato 2002-09-03
6433768 Liquid crystal display device having a gray-scale voltage producing circuit Hideo Sato, Hiroshi Kageyama, Iwao Takemoto 2002-08-13
6373547 Liquid crystal display device having pole spacers formed over optical shield film Katsutoshi Saito, Syoichi Hirota, Iwao Takemoto, Katsumi Matsumoto 2002-04-16