SS

Shozo Saegusa

HI Hitachi: 3 patents #420 of 3,950Top 15%
📍 Ibaraki, JP: #54 of 769 inventorsTop 8%
Overall (2002): #20,984 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6469866 Spindle motor and magnetic disc device with hydrodynamic bearing Katsutoshi Nii, Masaru Muranishi, Tsuyoshi Takahashi, Kenji Tomida, Takashi Matsuki +5 more 2002-10-22
6369988 Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloading Takeshi Yoshida, Tetsuya Hamaguchi, Tomokazu Ishii, Shinsuke Higuchi 2002-04-09
6356408 Magnetic disk apparatus, including spindle motor having air flow passage in hub for pressure balance Katsutoshi Nii, Masaru Muranishi, Kenji Tomida, Kouki Uefune, Yuuichi Yanagase 2002-03-12