Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8445123 | Lubricant for magnetic recording media, and magnetic recording medium using the lubricant | Takeshi Watanabe, Kunihiro Imai, Akira Furuta, Hideki Kina | 2013-05-21 |
| 7428828 | Press die of disk with shaft shaped portion | Tatsumi Kawata, Kengo Kainuma, Kunio Hibino, Hidenao Kataoka | 2008-09-30 |
| 6997019 | Molding process of disk with shaft shaped portion | Tatsumi Kawata, Kengo Kainuma, Kunio Hibino, Hidenao Kataoka | 2006-02-14 |
| 6955079 | Foreign material detector for sliding door and detecting method thereof | Hidenori Ishihara, Hirokazu Tsuda, Kenji Kato | 2005-10-18 |
| 6613459 | Master magnetic information carrier, fabrication method thereof, and a method for manufacturing a magnetic recording medium | Akira Saito, Akihiro Otsuki | 2003-09-02 |
| 6194025 | Method for manufacturing magnetic recording medium | — | 2001-02-27 |
| 5614314 | Magnetic recording medium having an enhanced diamond bonding ratio and a method for the manufacture thereof | Yoshiaki Itoh, Michio Osawa, Youichi Tei, Yoshiharu Kashiwakura, Michinori Nishimura | 1997-03-25 |
| 5576111 | Magnetic recording medium | Katsumi Onodera, Koji Ito, Manabu Koike, Tamotsu Hatakoshi, Kazuyoshi Tomita | 1996-11-19 |
| 5232750 | Method for fabricating magnetic recording medium | Katsumi Onodera, Koji Ito, Manabu Koike, Tamotsu Hatakoshi, Kazuyoshi Tomita | 1993-08-03 |