Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833975 | Perpendicular magnetic recording medium and apparatus including a soft magnetic layer, an at least 20 nm thick non-magnetic layer, and a 50-90 nm gap length | Toshio Fukazawa, Masaya Sakaguchi | 2004-12-21 |
| 6469286 | Variable-impedance unit, microwave device using the unit, and microwave heater | Tomotaka Nobue, Akemi Fukumoto, Tomoko Tani, Koji Yoshino | 2002-10-22 |
| 6407885 | Thin film magnetic head and method for fabricating same | Masaya Sakaguchi, Hiroyasu Tsuji, Satoru Mitani | 2002-06-18 |
| 6274859 | High frequency heating apparatus for selective heating of a desired portion of an object | Koji Yoshino, Takashi Kashimoto, Makoto Shibuya, Hirohisa Imai | 2001-08-14 |
| 6172348 | High frequency heating apparatus | Koji Yoshino, Takashi Kashimoto, Makoto Shibuya, Hirohisa Imai | 2001-01-09 |
| 5986249 | High frequency heating apparatus for providing a uniform heating of an object | Koji Yoshino, Takashi Kashimoto, Makoto Shibuya | 1999-11-16 |
| 5315233 | Electromagnetic field analyzer for devices in which an electromagnetic field is present near a conductor and an electric charge moves in the electromagnetic field, and method of analyzing an electromagnetic field | Kazuyuki Sakiyama, Hidetoshi Kotera, Hiromi Kita | 1994-05-24 |
| 5307291 | Instrument for analysis of levitation of rapidly moving structure such as a magnetic tape across an air gap | Hiromi Kita, Hidetoshi Kotera, Kazuyuki Sakiyama | 1994-04-26 |