Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5958575 | Magneto-optical recording medium | Kensuke Fijimoto, Yoshitaka Ochiai | 1999-09-28 |
| 5400307 | Magneto-optical recording medium with stacked layer structure | Yoshitaka Ochiai, Koichi Aso | 1995-03-21 |
| 5296989 | High density dual gap magnetic head using polar Kerr effect | Yoshitaka Ochiai, Hideki Matsuda, Takehiro Nagaki | 1994-03-22 |
| 5133815 | Cold-rolled steel sheets or hot-dip galvanized cold-rolled steel sheets for deep drawing | Tatsuya Asai, Mitsuru Kitamura | 1992-07-28 |
| 5085714 | Method of manufacturing a steel sheet | Mitsuru Kitamura | 1992-02-04 |
| 4880480 | High strength hot rolled steel sheet for wheel rims | Ichiro Kokubo, Kazuhiko Kourida, Kazuhiro Mimura, Zenichi Shibata | 1989-11-14 |
| 4495085 | Phosphor | Katsutoshi Ohno | 1985-01-22 |
| 4388122 | Method of making high strength hot rolled steel sheet having excellent flash butt weldability, fatigue characteristic and formability | Masatoshi Sudo, Shoji Kambe | 1983-06-14 |