SH

Sunao Hirata

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
HS Hitachi Chubu Software: 2 patents #4 of 34Top 15%
HC Hitachi Software Engineering Co.: 1 patents #175 of 502Top 35%
Overall (All Time): #1,649,225 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5583985 Graphic display processing apparatus for improving speed and efficiency of a window system Tomohisa Kohiyama, Jun Kitahara, Seiji Oyama, Takumi Soen, Ichiro Ote 1996-12-10
5367628 Multi-window system and display method for controlling execution of an application for a window system and an application for a non-window system Ichiro Ote, Masataka Okayama, Makoto Sano, Masanori Hashio, Katsuya Takanashi +1 more 1994-11-22
5353403 Graphic display processing apparatus and method for improving the speed and efficiency of a window system Tomohisa Kohiyama, Jun Kitahara, Seiji Oyama, Takumi Soen, Ichiro Ote 1994-10-04