MU

Mariko Umeda

HI Hitachi: 1 patents #856 of 3,149Top 30%
Overall (1994): #93,466 of 165,921Top 60%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5361244 Optical head and information recording apparatus Shigeru Nakamura, Akira Arimoto, Takeshi Nakao 1994-11-01