YS

Yoshihiro Shiroishi

HI Hitachi: 1 patents #311 of 1,214Top 30%
Overall (1982): #21,782 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4316228 Magnetic head Hideo Fujiwara, Mitsuhiro Kudo, Teizou Tamura, Nobuyuki Sugishita, Takeshi Kimura +2 more 1982-02-16