MO

Mariko Ohtsuka

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HC Hitachi Ulsi Systems Co.: 4 patents #214 of 867Top 25%
📍 Kokubunji, JP: #328 of 714 inventorsTop 50%
Overall (All Time): #1,277,720 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6314044 Semiconductor integrated circuit device Toshio Sasaki, Yuji Tanaka, Kazumasa Yanagisawa, Hitoshi Tanaka, Jun Sato +4 more 2001-11-06
6301184 Semiconductor integrated circuit device having an improved operation control for a dynamic memory Toshio Sasaki, Yoshihiko Yasu, Kazumasa Yanagisawa, Yuji Tanaka, Toshiaki Takahira +2 more 2001-10-09
6091660 Semiconductor integrated circuit device Toshio Sasaki, Yuji Tanaka, Kazumasa Yanagisawa, Hitoshi Tanaka, Jun Sato +4 more 2000-07-18
5978305 Semiconductor integrated circuit device Toshio Sasaki, Yuji Tanaka, Kazumasa Yanagisawa, Hitoshi Tanaka, Jun Sato +4 more 1999-11-02