MI

Masao Iwakura

HI Hitachi: 2 patents #899 of 4,225Top 25%
📍 Hitachinaka, JP: #52 of 318 inventorsTop 20%
Overall (2003): #53,807 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6665139 Magnetic-disc unit with gap between disc and shroud Mikio Tokuyama, Hayato Shimizu, Satomitsu Imai, Shozo Saegusa, Masahiko Sega +7 more 2003-12-16
6600626 Magnetic disk apparatus Hayato Shimizu, Shigeo Nakamura, Kazuo Sakai, Shigenori Togashi, Masayuki Kaiho +7 more 2003-07-29