Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7145752 | Magnetic head apparatus having magnetic head slider and magnetic disk apparatus equipped with magnetic head apparatus | Junsei Ueda, Hirohisa Ishihara, Yasuyuki Kondo, Satoshi Morikawa | 2006-12-05 |
| 5557489 | Flexible cable for floating type magnetic head device | Masamitsu Senuma | 1996-09-17 |
| 5224002 | Thin-film magnetic head device | Tsuyoshi Tosho | 1993-06-29 |
| 5001591 | Thin film magnetic head | — | 1991-03-19 |
| 4811142 | Magnetic head for vertical magnetic recording and method of producing same | Tetsuya Iwata, Yasuo Tanaka, Toshiaki Hashidate | 1989-03-07 |
| 4807076 | Thin film magnetic head for use in vertical magnetic recording | Naohiro Ishibashi | 1989-02-21 |
| 4768121 | Magnetic head formed by composite main pole film and winding core for perpendicular magnetic recording | Tetsuya Iwata, Yasuo Tanaka, Toshiaki Hashidate | 1988-08-30 |
| 4759118 | Method of manufacturing thin film magnetic head | — | 1988-07-26 |
| 4720757 | Magnetic head for vertical magnetic recording and process for producing the same | Takashi Hatanai | 1988-01-19 |
| 4695512 | Magnetic head for perpendicular magnetic recording | Takashi Hatanai | 1987-09-22 |
| 4657812 | Recording medium for perpendicular magnetization | Takashi Hatanai, Koichi Mukasa, Hiroshi Sato | 1987-04-14 |
| 4641213 | Magnetic head | Yutaka Shimada, Takashi Hatanai, Koichi Mukasa | 1987-02-03 |
| 4638387 | Composition for sliding contact part of recording/reproducing apparatus | Koichi Mukasa, Takashi Hatanai, Kazumasa Onishi | 1987-01-20 |
| 4638391 | Vertical recording magnetic head having single core body bonded with main magnetic pole in guard layer | Takashi Hatanai, Koichi Mukasa | 1987-01-20 |
| 4622273 | Recording medium for perpendicular magnetization | Takashi Hatanai, Koichi Mukasa | 1986-11-11 |
| 4609593 | Magnetic recording medium | Takashi Hatanai, Koichi Mukasa, Yutaka Shimada | 1986-09-02 |
| 4603091 | Recording medium for perpendicular magnetization | Koichi Mukasa, Takashi Hatanai | 1986-07-29 |
| 4592963 | Thin-film magnetic head and composite material substrate therefor | Koichi Mukasa, Takashi Hatanai, Kazumasa Onishi | 1986-06-03 |
| 4557769 | Soft magnetic material | Yutaka Shimada, Koichi Mukasa, Takashi Hatanai | 1985-12-10 |