TO

Toshio Ohji

HI Hitachi: 2 patents #336 of 2,935Top 15%
Overall (1989): #13,970 of 140,708Top 10%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4882833 Method and apparatus for mounting coils inside a hollow cylindrical article Hiromichi Hiramatsu, Hitoshi Odashima, Kuniaki Hirayama 1989-11-28
4835645 Rotary magnetic head assembly Shinji Okada 1989-05-30