Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7525774 | Magneto-resistance effect type magnetic head and magnetic tape apparatus | Masaaki Sekine | 2009-04-28 |
| 7324303 | Magnetic recording/reproducing head with head elements displaced in both head width and lamination directions | Tadashi Ozue | 2008-01-29 |
| 7009819 | Magnetic reproducing head having a structure to inhibit electrostatic discharge damage to a recording tape | Yoshimi Takahashi, Susumu Sato, Seiji Onoe | 2006-03-07 |
| 6989974 | Magnetic recording/reproducing apparatus using a GMR head | Hiroki Tetsukawa | 2006-01-24 |
| 6985336 | Magnetic reproducing head having a structure to inhibit electrostatic discharge to a recording tape | Yoshimi Takahashi, Susumu Sato, Seiji Onoe | 2006-01-10 |
| 6970332 | Magnetoresistive head with spin valve film magnetic sensor element | Hiroki Tetsukawa, Akihiko Okabe | 2005-11-29 |
| 6801379 | Multi-magnetic recording head, and magnetic recording method and magnetic recording apparatus using the same | Tadashi Ozue | 2004-10-05 |
| 6704174 | Magnetic recording and playback device with ESD protection | Nobuyuki Nagai, Katsuhiro Kasuga, Hiroshi Meguro, Tadashi Ozue | 2004-03-09 |
| 6646833 | Head assembly capable of reading floppy discs of varying densities and floppy-disc drive incorporating the same | Fujio Kanai, Koji Takahashi, Hitoshi Saito | 2003-11-11 |
| 6246545 | Head slider with asymmetric air rails | Hiroaki Ono, Norio Saito | 2001-06-12 |
| 6130810 | Magnetic reluctance effect magnetic head with the connection length of the forward electrode less than the facing length of the magnetic gap | Takuji Shibata, Norio Saito | 2000-10-10 |
| 5872691 | Thin film magnetic head, magnetoresistance effect magnetic head and composite magnetic head | Munekatsu Fukuyama, Yasuo Sasaki, Koji Fukumoto, Tetsuo Sekiya | 1999-02-16 |
| 5825594 | Magneto-resistance effect-type magnetic head | Koji Fukumoto, Norio Saito, Takuji Shibata | 1998-10-20 |
| 5822159 | Thin-film magnetic head, magnetoresistance effect magnetic head and composite magnetic head | Munekatsu Fukuyama, Yasuo Sasaki, Koji Fukumoto, Tetsuo Sekiya | 1998-10-13 |
| 5786965 | Magneto-resistance effect magnetic head | Norio Saito, Kenichi Baba | 1998-07-28 |
| 5689225 | Method for driving magneto-resistive element | Munekatsu Fukuyama, Jin Sato, Kiyoshi Ota | 1997-11-18 |
| 5661620 | Magneto-resistance effect magnetic head | Norio Saito, Kenichi Baba | 1997-08-26 |
| 5535077 | Magnetoresistive head having magnetically balanced magnetoresistive elements laminated on opposite sides of an electrically conductive film | Norio Saito | 1996-07-09 |
| 5313342 | Analog/digital compatible reproducing system | Keisuke Fujiwara, Hiroaki Yada, Satoru Seko, Munekatsu Fukuyama, Tetsuo Sekiya | 1994-05-17 |
| 5260836 | Apparatus for reproducing digital and analog audio signals | Horoaki Yada, Keisuke Fujiwara, Satoru Seko, Munekatsu Fukuyama, Tetsuo Sekiya | 1993-11-09 |
| 5065390 | Optical playback head | Teiichi Miyauchi, Tetsuo Sekiya | 1991-11-12 |
| 4875128 | Disc cartridge | Vurnen J. Leonard, Arthur K. Kato, Kiyoshi Ohmori, Keisuke Fujiwara | 1989-10-17 |
| 4757410 | Magnetoresistance effect for short and long wavelength recordings | Satoru Seko, Hiroyuki Uchida, Tetsuo Sekiya | 1988-07-12 |
| 4734644 | Flux cancelling yoke type magnetic transducer head | Shigeyoshi Imakoshi, Hideo Suyama, Munekatsu Fukuyama | 1988-03-29 |
| 4713710 | Compact multiple magnetic head apparatus | Hideko Imamura, Hiroyuki Uchida, Tetsuo Sekiya | 1987-12-15 |