YO

Yuichi Ootani

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,713,505 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5618639 Magnetic recording medium and magnetic recording apparatus Tomoyuki Ohno, Yoshihiro Shiroishi, Yotsuo Yahisa, Akira Osaki 1997-04-08