AA

Akira Akasu

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
Overall (All Time): #4,018,902 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4531663 Guide apparatus Shigeru Kajiyama, Kazuo Takaku, Akisuke Naruse 1985-07-30