TH

Tetsuya Hamaguchi

HI Hitachi: 4 patents #260 of 3,950Top 7%
📍 Ibaraki, JP: #35 of 769 inventorsTop 5%
Overall (2002): #11,645 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6490116 Retraction control method and magnetic disk apparatus Keiko Watanabe, Takashi Yoshida 2002-12-03
6462910 Magnetic disk apparatus Toshihiko Shimizu, Shinobu Yoshida, Keiko Watanabe, Toshihiro Arisaka, Kenji Mori 2002-10-08
6373659 Magnetic slider head and method of producing the same Keiko Watanabe, Toshihiko Shimizu, Toshihiro Arisaka, Shinobu Yoshida 2002-04-16
6369988 Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloading Takeshi Yoshida, Tomokazu Ishii, Shozo Saegusa, Shinsuke Higuchi 2002-04-09