| 11049518 |
Data storage device defining track trajectory to reduce AC track squeeze |
Takehiko Hamaguchi, Masaomi Ikeda, Naoto Ito |
2021-06-29 |
$26,019,000 |
| 10699745 |
Data storage device defining track trajectory to reduce AC track squeeze |
Takehiko Hamaguchi, Masaomi Ikeda, Naoto Ito |
2020-06-30 |
$13,377,000 |
| 10607645 |
Data storage device generating PES RRO and data sector squeeze RRO for a plurality of zones |
Takehiko Hamaguchi |
2020-03-31 |
$25,352,000 |
| 10414117 |
Tile unit |
— |
2019-09-17 |
|
| 8351311 |
Semiconductor integrated circuit and optical disk device having the same |
Toshiya Matsuda |
2013-01-08 |
|
| 7643261 |
Semiconductor device |
Satoshi Fujita, Takehiko Umeyama |
2010-01-05 |
$61,000 |
| 7636212 |
Magnetic disk drive with control of sense current of magnetic head |
Akira Morinaga, Hideki Zaitsu, Hideo Tanabe |
2009-12-22 |
$177,000 |
| 7443625 |
Magnetic disk drive |
Takehiko Hamaguchi, Atsushi Nakamura, Yasutaka Nishida, Hisashi Takano, Yohji Maruyama +2 more |
2008-10-28 |
$128,000 |
| 7330324 |
Magnetic disk drive having a function for using a thermal protrusion amount for flying height management and an inspection device having such a function |
Akira Morinaga, Yoji Maruyama, Norifumi Miyamoto |
2008-02-12 |
$327,000 |
| 7227818 |
Magneto-optical data recording/reproducing method |
Tsuyoshi Toda, Takeshi Maeda, Fumio Kugiya, Hiroyuki Tsuchinaga, Fumiyoshi Kirino +2 more |
2007-06-05 |
$201,000 |
| 7136340 |
Semiconductor integrated circuit and medium record playback device |
Satoshi Fujita |
2006-11-14 |
$128,000 |
| 7057838 |
Magnetic disk device having a write head to write by shifting in a radial direction |
Takehiko Hamaguchi, Atsushi Nakamura, Yasutaka Nishida, Hisashi Takano, Yohji Maruyama +2 more |
2006-06-06 |
$120,000 |
| 6980385 |
Apparatus for information recording and reproducing |
Takatoshi Kato, Takushi Nishiya, Hideyuki Yamakawa, Takashi Nara, Nobuaki Nakai +2 more |
2005-12-27 |
$152,000 |
| 6937449 |
Spin-valve head containing closed-flux-structure domain control films |
Hiroyuki Hoshiya, Masahiko Hatatani, Hisashi Kimura |
2005-08-30 |
$67,000 |
| 6934128 |
Magnetic head and magnetic disk drive |
Yuko Tsuchiya, Hiroyuki Hoshiya, Yoshiaki Kawato, Katsuro Watanabe |
2005-08-23 |
$97,000 |
| 6795277 |
Magnetic head and magnetic disk drive |
Yuko Tsuchiya, Hiroyuki Hoshiya, Yoshiaki Kawato, Katsuro Watanabe |
2004-09-21 |
$197,000 |
| 6791776 |
Apparatus for information recording and reproducing |
Takatoshi Kato, Takushi Nishiya, Hideyuki Yamakawa, Takashi Nara, Nobuaki Nakai +2 more |
2004-09-14 |
$175,000 |
| 6683823 |
Method for reproducing information on a recording medium |
Hideki Saga, Hiroaki Nemoto, Hirofumi Sukeda, Masahiko Takahashi, Kimio Nakamura +2 more |
2004-01-27 |
$247,000 |
| 6657805 |
Method of controlling read write operation of a magnetic disk apparatus |
Yasutaka Nishida, Takehiko Hamaguchi, Hisashi Takano, Hideki Sawaguchi, Futoshi Tomiyama |
2003-12-02 |
$161,000 |
| 6560168 |
Information recording/reproducing device |
Hideki Saga, Hiroaki Nemoto, Hirofumi Sukeda, Masahiko Takahashi, Kimio Nakamura +2 more |
2003-05-06 |
$107,000 |
| 6493297 |
Multibeam optical disk record and reproduction apparatus and method |
Soichi Isono, Satoshi Kawamura, Kiyoshi Honda, Toshimitsu Kaku, Hitoshi Komatsu +3 more |
2002-12-10 |
$102,000 |
| 6373407 |
Data encoding method for digital data recording and data recording system using the same |
Takushi Nishiya, Tatsuya Hirai, Seiichi Mita, Takashi Nara, Yoichi Uehara +2 more |
2002-04-16 |
$196,000 |
| 6327112 |
Adjacent track position detectable information storage apparatus |
Futoshi Tomiyama, Yasutaka Nishida, Takehiko Hamaguchi, Hisashi Takano, Yohji Maruyama +2 more |
2001-12-04 |
$233,000 |
| 6310741 |
Magnetic disk apparatus with data track reassigning function |
Yasutaka Nishida, Takehiko Hamaguchi, Hisashi Takano, Hideki Sawaguchi, Futoshi Tomiyama |
2001-10-30 |
$292,000 |
| 6251986 |
Paint resin emulsion having weatherability |
Motoyuki Takagi |
2001-06-26 |
|
