Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7145331 | Magnetic sensor having a closed magnetic path formed by soft magnetic films | Sayuri Muramatsu, Akio Murata, Ken Takahashi, Yoshihiro Tosaki | 2006-12-05 |
| 6795263 | Magnetic head | Sayuri Muramatsu, Hirotsugu Fusayasu, Akio Murata | 2004-09-21 |
| RE38594 | Magnetic sensing apparatus having a central core with wire therethrough | Akio Murata, Sayuri Muramatsu | 2004-09-21 |
| 6590740 | Shielded magnetic head and magnetic reproducing apparatus | Akio Murata, Sayuri Muramatsu | 2003-07-08 |
| 6538843 | Magnetic head | Sayuri Muramatsu, Hirotsugu Fusayasu, Akio Murata | 2003-03-25 |
| 6028748 | Magnetic head apparatus including a quarter wavelength transmission line | Akio Murata, Sayuri Muramatsu | 2000-02-22 |
| 5978186 | Magnetic head and reproducing apparatus with head having central core with winding thereabout and wire therethrough | Akio Murata, Sayuri Muramatsu | 1999-11-02 |
| 5835312 | Magnetic head for use with a recording medium | Akio Murata, Kazuo Yokoyama, Osamu Kusumoto | 1998-11-10 |
| 5602702 | Magnetic recording/reproducing apparatus having an offset head chip | Takaaki Maegawa, Taizou Hamada, Hiroshi Kanchiku | 1997-02-11 |
| 5587848 | Digital signal magnetic recording and reproducing apparatus for both metal evaporation tapes and metal powder tapes | Masafumi Shimotashiro | 1996-12-24 |
| 5247411 | Multiple-channel magnetic head having plural magnetic head tips mounted on a single head base | Takaaki Maegawa, Yoshihiko Morioka, Masaru Higashionji | 1993-09-21 |
| 4841401 | Amorphous magnetic head | Mitsuo Satomi, Eisuke Sawai, Masaru Higashionji, Hiroshi Sakakima, Kenji Kondo | 1989-06-20 |
| 4837080 | Magnetic recording mediums for high density recording comprising an improved structure of a magnetic layer | — | 1989-06-06 |
| 4755898 | Amorphous magnetic head | Masaru Higashionji, Eisuke Sawai, Mitsuo Satomi, Hiroshi Sakakima, Kenji Kondo | 1988-07-05 |