Issued Patents All Time
Showing 51–70 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650889 | Magnetic recording medium containing heavy rare gas atoms, and a magnetic transducing system using the medium | Tomoo Yamamoto, Yuzuru Hosoe, Emi Mangyo, Nobuyuki Inaba | 1997-07-22 |
| 5599580 | Method of fabricating a magnetic recording medium | Atsushi Nakamura, Nobuyuki Inaba, Yoshiyuki Hirayama, Yoshibumi Matsuda, Mikio Suzuki +1 more | 1997-02-04 |
| 5568331 | Method of head positioning and magnetic recording disk drive using the same | Kyo Akagi, Fumio Kugiya, Yoshinori Miyamura, Hisashi Takano, Yoshibumi Matsuda +8 more | 1996-10-22 |
| 5536585 | Magnetic recording medium and fabrication method therefor | Atsushi Nakamura, Nobuyuki Inaba, Yoshiyuki Hirayama, Yoshibumi Matsuda, Mikio Suzuki +1 more | 1996-07-16 |
| 5390061 | Multilayer magnetoresistance effect-type magnetic head | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 1995-02-14 |
| 5372843 | Process for producing a magnetic recording medium using a patterned diffusion barrier | Yoshinori Miyamura, Yoshibumi Matsuda | 1994-12-13 |
| 5368986 | Information recording media, manufacturing method for the same, and information recording method | Motoyasu Terao, Keikichi Andoo, Shigenori Okamine, Yasushi Miyauchi, Masahiko Takahashi +1 more | 1994-11-29 |
| 5325244 | Magnetic recording data storage system | Hisashi Takano, Kyo Akagi, Mikio Suzuki, Yoshibumi Matsuda, Takeshi Nakao +8 more | 1994-06-28 |
| 5231294 | Manganese-aluminum and manganese-silicon magnetic films, and magnetic recording medium | Teruaki Takeuchi, Yukio Honda, Kazumasa Takagi, Yoshiyuki Hirayama | 1993-07-27 |
| 5093822 | High-density magnetic recording and optical reproducing apparatus | Fumio Kugiya, Mikio Suzuki, Kyo Akagi, Takeshi Nakao, Yoshinori Miyamura +2 more | 1992-03-03 |
| 5077266 | Method of forming weak-link Josephson junction, and superconducting device employing the junction | Kazumasa Takagi, Tokuumi Fukazawa, Yoshimi Kawanami, Yuuichi Madokoro, Katsuki Miyauchi +3 more | 1991-12-31 |
| 5073460 | Magnetic recording medium and process for producing the same | Yukio Honda, Selichi Asada, Takashi Nishimura, Kazuetsu Yoshida, Heigo Ishihara | 1991-12-17 |
| 5068158 | Magnetic recording medium and process for preparing the same | Yukio Honda, Kazuetsu Yoshida | 1991-11-26 |
| 4840844 | Magnetic recording medium | Yukio Honda, Shinichiro Saito, Takashi Nishimura, Kazuetsu Yoshida, Toyoji Okuwaki +6 more | 1989-06-20 |
| 4743491 | Perpendicular magnetic recording medium and fabrication method therefor | Seiichi Asada, Hiroyuki Suzuki, Toshio Niihara, Kazuetsu Yoshida, Yukio Honda +2 more | 1988-05-10 |
| 4722869 | Magnetic recording medium | Yukio Honda, Kazuetsu Yoshida, Yasutaro Uesaka | 1988-02-02 |
| 4707756 | Perpendicular magnetic recording medium | Yukio Honda, Yasutaro Uesaka, Kazuetsu Yoshida | 1987-11-17 |
| 4467240 | Ion beam source | Isamu Yuito, Ushio Kawabe | 1984-08-21 |
| 4438371 | Source of charged particles beam | Shigeyuki Hosoki, Ushio Kawabe, Tohru Ishitani, Hifumi Tamura | 1984-03-20 |
| 4193013 | Cathode for an electron source and a method of producing the same | Ushio Kawabe, Shigeyuki Hosoki, Tsutomu Komoda, Shigehiko Yamamoto | 1980-03-11 |