| 11127476 |
Memory system controlling a threshold voltage in a read operation and method |
Kazutaka Takizawa, Yoshihisa Kojima, Masaaki Niijima |
2021-09-21 |
| 10789125 |
Memory system and method |
Katsuhiko Ueki, Yasuyuki Ozawa |
2020-09-29 |
| 10261857 |
Memory system and method for controlling code rate for data to be stored |
Katsuhiko Ueki, Yasuyuki Ozawa |
2019-04-16 |
| 10249349 |
Control system |
Kazutaka Takizawa, Yoshihisa Kojima, Masaaki Niijima |
2019-04-02 |
| 8760983 |
Information recording apparatus, information playback apparatus, and formatting method |
Kenichiro Suzuki, Kazuhito Shimomura, Yuji Sakai, Kouichi Ogi |
2014-06-24 |
| 8111474 |
Eccentricity correction method, signal processing circuit, magnetic storage apparatus and perpendicular magnetic recording medium |
Tsugito Maruyama |
2012-02-07 |
| 7787200 |
Disk-device correcting system, information managing device, master-disk producing device, and master-disk producing method |
Hiroyuki Suzuki, Tomoyoshi Yamada, Masanori Fukushi, Kazuhiko Takaishi, Tsugito Maruyama |
2010-08-31 |
| 7630155 |
Eccentricity correction method, signal processing circuit, magnetic storage apparatus and perpendicular magnetic recording medium |
Tsugito Maruyama |
2009-12-08 |
| 7602566 |
Magnetic transfer master and method of formatting magnetic recording medium |
Kazuyuki Ozaki |
2009-10-13 |
| 7532421 |
Servo demodulating circuit and method |
— |
2009-05-12 |
| 7477464 |
Manufacturing method of recording medium, electric/magnetic field copy master and electric/magnetic field copying device |
— |
2009-01-13 |
| 7460322 |
Magnetic transferring apparatus |
Hiroyuki Suzuki, Yutaka Nakamura |
2008-12-02 |
| 7203014 |
Preformat method for magnetic recording medium, magnetic recording medium, and magnetic recording and reproducing apparatus |
Kazuyuki Ozaki |
2007-04-10 |
| 7203023 |
Magnetic recording unit and magnetic recording medium |
Kazuyuki Ozaki |
2007-04-10 |
| 7102986 |
Optical disk |
Mineo Moribe, Koichi Iida, Hiroyuki Takemoto |
2006-09-05 |
| 6865039 |
Master medium for magnetic transfer, magnetic transferring and recording method, slave medium for magnetic recording, and method for producing a master medium for magnetic transfer |
Shingo Hamaguchi, Kazuyuki Ozaki, Ken Tamanoi, Koji Matsumoto |
2005-03-08 |
| 6757126 |
Magnetic recording medium having tracking control area formed adjacent data tracks |
Koichi Iida |
2004-06-29 |
| 6646961 |
Optical recording medium driving apparatus |
Koichi Iida |
2003-11-11 |
| 6356516 |
Magneto-optical recording medium and reproducing method for information recorded on the medium |
Ken Tamanoi, Keiji Shono, Motonobu Mihara, Koji Matsumoto |
2002-03-12 |
| 6248439 |
Magneto-optical recording medium and reproducing method for information recorder on the medium |
Ken Tamanoi, Keiji Shono, Motonobu Mihara, Koji Matsumoto |
2001-06-19 |
| 5978327 |
Optical recording medium for land-and-groove recording system |
Mineo Moribe, Koichi Iida |
1999-11-02 |
| 5747136 |
High-density magneto-optic disk and method of manufacturing the same |
Keiji Shono, Yasunobu Hashimoto, Ken Tamanoi |
1998-05-05 |
| 5599605 |
Magneto-optical recording medium and method for producing the same |
Keiji Shono, Ken Tamanoi, Koji Matsumoto |
1997-02-04 |