MY

Masakatu Yokoyama

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
HC Hitachi Engineering Co.: 3 patents #77 of 572Top 15%
Overall (All Time): #1,652,034 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5448689 Graphic data processing system Shigeru Matsuo, Koyo Katsura, Jun Sato, Takashi Sone 1995-09-05
5202962 Graphic processor suitable for graphic data transfer and conversion processes Shigeru Matsuo, Koyo Katsura, Jun Sato, Takashi Sone 1993-04-13
4965750 Graphic processor suitable for graphic data transfer and conversion processes Shigeru Matsuo, Koyo Katsura, Jun Sato, Takashi Sone 1990-10-23