RI

Ryoichi Ichikawa

HI Hitachi: 1 patents #1,316 of 3,771Top 35%
📍 Hatsukaichi, JP: #6 of 10 inventorsTop 60%
Overall (2004): #122,646 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6754023 Magnetic disk device with magnetic head supporting mechanism having integrated circuit mounted thereon Mikio Tokuyama, Shigeo Nakamura, Toshihiko Shimizu, Hiromitsu Masuda, Hiromitsu Tokisue 2004-06-22