OI

Osamu Inagoya

HM Hitachi Maxell: 3 patents #4 of 102Top 4%
📍 Ibaraki, JP: #11 of 447 inventorsTop 3%
Overall (1989): #8,068 of 140,708Top 6%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4870523 Magnetic head apparatus used for movable magnetic medium with head gap positioning Hideo Fujiwara, Yoshito Tanaka, Takeshi Ohnuki 1989-09-26
4866555 Magnetic head Hideo Fujiwara 1989-09-12
4803578 Assembly for stably mounting magnetic head on carriage Hideo Fujiwara, Akito Sakemoto 1989-02-07