YS

Yokuo Saitoh

HI Hitachi: 19 patents #1,906 of 28,497Top 7%
Overall (All Time): #242,705 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
5671107 Large capacity magnetic disc apparatus with a particular relationship between pole thickness, saturated flux density, and recording wavelength Katsuya Mitsuoka, Hiroshi Fukui, Makoto Aihara, Masanori Tanabe, Moriaki Fuyama +8 more 1997-09-23
5430591 Negative pressure flying head slider having siderails with narrow width portion Yoshinori Takeuchi, Kenji Mori, Masaaki Matsumoto, Hiroshi Agari, Jyousei Shimizu +7 more 1995-07-04
5383073 Magnetic head supporting apparatus having a fulcrum point of load support offset from a slider center in an air upstream direction Tetsuo Masukawa, Masaaki Matsumoto, Yasuo Kojima, Toshio Suzuki, Yukimori Umakoshi +1 more 1995-01-17
5296979 Magnetic disc apparatus with thin film head suitable for high-density recording Takashi Kawabe, Moriaki Fuyama, Shinji Narishige, Masatoshi Tsuchiya, Eiji Ashida +9 more 1994-03-22
5245489 Guide arm with a fixed printed circuit board for magnetic disk drive Hideyuki Kimura, Takuji Torii, Tsuyoshi Takahashi, Hiroshi Nishida, Kenji Mori +3 more 1993-09-14
5245493 Magnetic information storage apparatus including magnetic head and method for making magnetic head Takashi Kawabe, Moriaki Fuyama, Shinji Narishige, Eizi Ashida, Makoto Morijiri +8 more 1993-09-14
5140482 Guide arm with affixed printed circuit board for magnetic disk drive Hideyuki Kimura, Takuji Torii, Tsuyoshi Takahashi, Hiroshi Nishida, Kenji Mori +3 more 1992-08-18
5109311 Magnetic disk device and method of recording/retrieving information Masanobu Hanazono, Shinji Narishige, Yutaka Sugita, Hiroshi Fukui, Hirotsugu Fukuoka +4 more 1992-04-28
5079662 Compound magnetic head having a recording head and a reproducing magnetoresitive head integrated therein Kanji Kawakami, Tetsuo Kobayashi, Takayoshi Ohtsu, Hiroshi Fukui 1992-01-07
5060097 Magnetic disc file including a slider which exhibits reduced deformation during operation Shinsuke Higuchi, Takeshi Miyazaki, Akihiro Gotoh, Kunihiro Maeda 1991-10-22
5060098 Magnetic recorder provided with a magnetic head slider having a non-magnetic oxide of spinel structure Akihiro Gotoh, Shinsuke Higuchi, Takeshi Miyazaki, Kunihiro Maeda, Toyoji Okuwaki +2 more 1991-10-22
5051856 Thin film magnetic head with mixed crystal structures Shinji Narishige, Katsuya Mitsuoka, Takao Imagawa, Kouichi Nishioka, Akira Kumagai +7 more 1991-09-24
5014144 Magnetic head slider supporting apparatus Taichi Sato, Yoshiharu Mouri, Kihachiro Tanaka, Hiroshi Daito, Tetsuo Masukawa +3 more 1991-05-07
4922356 Transducer supporting apparatus and disk storage unit Yuzo Yamaguchi, Yoshinori Takeuchi, Hiroshi Daito, Hiroyasu Nakajima, Yoshiakira Karakama +3 more 1990-05-01
4884154 Flanged transducer supporting arm for a magnetic head/arm assembly Shuji Onodera, Taichi Sato, Kihachiro Tanaka, Hiroshi Daito, Yoko Yamada +4 more 1989-11-28
4851942 Floating magnetic head having a magnetic core buried in a channel on an air bearing rail Niroyuki Kumasaka, Shigekazu Otomo, Takeo Yamashita, Noritoshi Saito, Hiroshi Sakurai 1989-07-25
4786999 Transducer suspension mount apparatus Kihachiro Tanaka, Taichi Sato, Shuji Onodera, Hiroshi Daito, Yoko Murata +2 more 1988-11-22
4723186 Magnetic head support arm Hiroyasu Nakajima, Hiroshi Daito, Yuzo Yamaguchi 1988-02-02
4605979 Load/unload suspension device for a magnetic disc apparatus Yohichi Inoue, Katsuyuki Tanaka, Yoshinori Takeuchui, Isao Koromegawa, Yuzoo Yamaguchi 1986-08-12