HY

Hidehito Yamada

HI Hitachi: 1 patents #867 of 2,942Top 30%
Overall (1997): #140,032 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5633846 Positioning device for optical disc apparatus Atsushi Okuyama, Takashi Yoshida, Fujio Tajima, Masamichi Ito, Yasuhiro Mii +1 more 1997-05-27