YY

Yoshihiro Yokoyama

HI Hitachi: 1 patents #867 of 2,942Top 30%
Overall (1997): #54,842 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5625810 Data file apparatus for registering and retrieving data files in accordance with attribute information thereof Yasuo Kurosu, Hidefumi Masuzaki 1997-04-29