Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8691402 | Perpendicular magnetic recording medium | Yutaka Shimada, Satoshi Okamoto, Takehito Shimatsu, Hajime Aoi, Hiroaki Muraoka +3 more | 2014-04-08 |
| 8323808 | Perpendicular magnetic recording medium | Yutaka Shimada, Satoshi Okamoto, Takehito Shimatsu, Hajime Aoi, Hiroaki Muraoka +3 more | 2012-12-04 |
| 8076012 | Magnetic thin film and method for forming the film, and magnetic thin film-applied device | Takehito Shimatsu, Hideo Sato, Satoshi Okamoto, Hajime Aoi, Hiroyasu Kataoka | 2011-12-13 |
| 7993762 | Magnetic thin film and method of manufacturing the same, and various application devices using the same | Takehito Shimatsu, Hideo Sato, Satoshi Okamoto, Hajime Aoi, Hiroyasu Kataoka | 2011-08-09 |
| 6623789 | Method for fabricating a magnetic recording medium | Yutaka Shimada, Satoshi Okamoto, Tomoaki Sakurai | 2003-09-23 |
| 6339543 | Writing method for a magnetic immovable memory and a magnetic immovable memory | Yutaka Shimada, Valentyn Novosad, Yoshichika Otani, Kazuaki Fukamichi | 2002-01-15 |
| 6055135 | Exchange coupling thin film and magnetoresistive element comprising the same | Kazuaki Fukamichi, Yutaka Shimada, Kim Jek Jun, Hiroko Uyama, Akihiro Makino +1 more | 2000-04-25 |
| 5543221 | Magnetic recording medium | Hideo Fujiwara, Yoichi Ogawa | 1996-08-06 |
| 5496620 | Magnetic recording medium | Kunio Wakai, Kazuetsu Yoshida | 1996-03-05 |
| 5480694 | Magnetic recording medium | Hideo Daimon, Hideo Fujiwara | 1996-01-02 |
| 5139884 | Magnetic recording medium comprising an aluminum substrate in which pores formed by anodic oxidation contain crystallographicaly discontinuous particles of Fe-alloy | Hideo Daimon, Hideo Fujiwara, Yoichi Ogawa | 1992-08-18 |
| 5068144 | Perpendicular magnetic recording medium and method for producing the same | Hideo Fujiwara, Kiyotaka Ojima, Youichi Ogawa, Kunio Wakai | 1991-11-26 |
| 5068152 | Magnetic recording medium | Tsuyoshi Maro, Hideo Fujiwara | 1991-11-26 |
| 5059337 | Soft magnetic materials comprising 9 to 15 atomic percent carbon atoms | Tsuyoshi Maro, Hideo Fujiwara, Kunio Wakai | 1991-10-22 |
| 4987039 | Magnetic recording medium | Hideo Daimon, Hideo Fujiwara | 1991-01-22 |
| 4840844 | Magnetic recording medium | Masaaki Futamoto, Yukio Honda, Shinichiro Saito, Takashi Nishimura, Kazuetsu Yoshida +6 more | 1989-06-20 |
| 4828919 | Magnetic recording medium and process for preparing the same | Hideo Fujiwara, Tsuyoshi Maro | 1989-05-09 |
| 4576876 | Magnetic recording medium | Kazuo Shiiki, Yoshihiro Shiroishi, Yasutaro Uesaka | 1986-03-18 |