KN

Katsutoshi Nii

HI Hitachi: 5 patents #158 of 3,950Top 4%
Overall (2002): #8,986 of 266,432Top 4%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6477133 Disk drive with unbalance correcting mechanism Yasuhiro Yoshimura, Yoshishige Endo, Yoshihiro Satou, Yoshiaki Yamauchi, Noriyuki Kumasaka +3 more 2002-11-05
6469866 Spindle motor and magnetic disc device with hydrodynamic bearing Masaru Muranishi, Shozo Saegusa, Tsuyoshi Takahashi, Kenji Tomida, Takashi Matsuki +5 more 2002-10-22
6369980 Disk drive unit with hydrodynamic fluid bearing unit and disk device with said drive unit Kenji Tomida, Hiroshi Nishida, Kouki Uefune, Yuuichi Yanagase, Masaru Muranishi +4 more 2002-04-09
6369981 Disk drive unit with hydrodynamic fluid bearing unit and disk device with said drive unit Kenji Tomida, Hiroshi Nishida, Kouki Uefune, Yuuichi Yanagase, Masaru Muranishi +4 more 2002-04-09
6356408 Magnetic disk apparatus, including spindle motor having air flow passage in hub for pressure balance Masaru Muranishi, Kenji Tomida, Kouki Uefune, Shozo Saegusa, Yuuichi Yanagase 2002-03-12