YY

Yoshiaki Yamauchi

HI Hitachi: 1 patents #867 of 2,942Top 30%
HS Hitachi Video And Information Systems: 1 patents #1 of 9Top 15%
Overall (1997): #54,868 of 185,788Top 30%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5621576 Optical head for optical memory disk recording device with elastic support in a direction parallel to a recording surface Shozo Saegusa, Atsushi Ichikawa, Akio Yabe, Akira Saito, Hiromitu Mori 1997-04-15