Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690544 | Magnetic head and magnetic head manufacturing method | Atsuko Okawa, Yasuo Hira, Hirotaka Imayama, Saburou Suzuki, Eisei Togawa +5 more | 2004-02-10 |
| 6504680 | Magnetic head and magnetic head manufacturing method | Atsuko Okawa, Yasuo Hira, Hirotaka Imayama, Saburou Suzuki, Eisei Togawa +5 more | 2003-01-07 |
| 6278582 | Magnetic head and magnetic head manufacturing method | Atsuko Okawa, Yasuo Hira, Hirotaka Imayama, Saburou Suzuki, Eisei Togawa +5 more | 2001-08-21 |
| 6219200 | Thin film magnetic head with air bearing end face of magnetic film protruding beyond air bearing end face of substrate | Yoshiharu Waki, Yukihiro Isono | 2001-04-17 |
| 6198601 | Thin film magnetic head having non-linear tapered rails | Yasuo Hira, Tamaki Toba, Hirotaka Imayama, Atsuko Ohkawa, Kazuo Nate +5 more | 2001-03-06 |
| 6188546 | Method of electrically connecting a magnetic head, a magnetic head body and a magnetic disc apparatus | Yasuyuki Nakajima, Keii Ueno, Michio Takahashi, Katsuya Fukasawa, Issei Takemoto +5 more | 2001-02-13 |
| 5947796 | Method of fine grain milling and machine therefor | Hirotaka Imayama, Katsuya Fukasawa, Yoshiki Hagiwara | 1999-09-07 |
| 5910864 | Thin film magnetic head having non-linear rails | Yasuo Hira, Tamaki Toba, Hirotaka Imayama, Atsuko Ohkawa, Kazuo Nate +5 more | 1999-06-08 |
| 5567333 | Thin film magnetic head, process for production thereof | Yasuo Hira, Tamaki Toba, Hirotaka Imayama, Atsuko Ohkawa, Kazuo Nate +5 more | 1996-10-22 |
| 5560743 | Method of fine grain milling and machine therefor | Hirotaka Imayama, Katsuya Fukasawa, Yoshiki Hagiwara | 1996-10-01 |
| 5456736 | Lap and lapping liquor | Yoshiharu Waki, Shigeo Aikawa, Kenya Ohashi, Yukihiro Isono | 1995-10-10 |
| 5371582 | Thickness/depth measuring apparatus and method for measuring the thickness of a film and the depth of a groove | Tamaki Toba, Atsuko Ohkawa, Yasuo Hira, Isao Hashimoto | 1994-12-06 |
| 5349745 | Method of fabricating thin-film magnetic head | Takashi Kawabe, Eiji Ashida, Moriaki Fuyama, Tadayuki Iwakura, Hiroshi Fukui +5 more | 1994-09-27 |
| 4712535 | Method and apparatus for severing wafers | — | 1987-12-15 |