CI

Chiaki Ishikawa

HI Hitachi: 3 patents #512 of 4,225Top 15%
📍 Kodaira, JP: #17 of 144 inventorsTop 15%
Overall (2003): #32,708 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6665141 Magnetic head having track width defined by trench portions filled with magnetic shield material Hisashi Takano, Naoki Koyama, Hideo Tanabe, Eijin Moriwaki, Isamu Yuito +5 more 2003-12-16
6643105 Magnetic head having magnetic shield layers Kazuhiro Nakamoto, Hiroyuki Hoshiya, Takashi Kawabe, Hiromasa Takahashi, Hisashi Kimura +2 more 2003-11-04
6538844 Method of fabricating a magnetic head by focused ion beam etching Hisashi Takano, Naoki Koyama, Hideo Tanabe, Eijin Moriwaki, Isamu Yuito +5 more 2003-03-25