Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775110 | Magnetoresistance effect device with a Ta, Hf, or Zr sublayer contacting an NiFe layer in a magneto resistive structure | Kazuhiko Hayashi, Shigeru Mori | 2004-08-10 |
| 6747853 | Magneto-resistance effect element, magneto-resistance effect head, magneto-resistance transducer system, and magnetic storage system | Kazuhiko Hayashi, Junichi Fujikata, Tsutomu Ishi, Shigeru Mori, Keishi Ohashi +3 more | 2004-06-08 |
| 6718621 | Magnetoresistive head production method | Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Eizo Fukami, Kiyokazu Nagahara +2 more | 2004-04-13 |
| 6639766 | Magneto-resistance effect type composite head and production method thereof | Ishiwata Nobuyuki, Hisanao Tsuge, Hisao Matsutera, Yuji Tsukamoto, Atsushi Kamijo | 2003-10-28 |
| 6624987 | Magnetic head with a tunnel junction including metallic material sandwiched between one of an oxide and a nitride of the metallic material | Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Eizo Fukami, Kiyokazu Nagahara +2 more | 2003-09-23 |
| 6570744 | Magnetoresistance effect film and device | Junichi Fujikata | 2003-05-27 |
| 6542342 | Magnetoresistive effect transducer having longitudinal bias layer directly connected to free layer | Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Tsutomu Ishi, Hiroaki Honjou +5 more | 2003-04-01 |
| 6538861 | MAGNETORESISTIVE HEAD HAVING FERROMAGNETIC TUNNEL JUNCTION FILM WITH A SMALLER RESISTANCE AT A TERMINAL PORTION THAN A CENTRAL PORTION, MAGNETIC RESISTANCE DETECTION SYSTEM WITH THE MAGNETORESISTIVE HEAD AND A MAGNETIC STORAGE SYSTEM USING IT | Kazuhiko Hayashi, Eizo Fukami, Kiyokazu Nagahara, Hiroaki Honjou, Kunihiko Ishihara +3 more | 2003-03-25 |
| 6493195 | Magnetoresistance element, with lower electrode anti-erosion/flaking layer | Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Eizo Fukami, Hiroaki Honjo +2 more | 2002-12-10 |
| 6490139 | Magneto-resistive element and magnetic head for data writing/reading | Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Hisao Matsutera, Hisanao Tsuge +1 more | 2002-12-03 |
| 6452762 | Magneto-resistive element and production method thereof, magneto-resistive head, and magnetic recording/reproducing apparatus | Kazuhiko Hayashi | 2002-09-17 |
| 6341053 | Magnetic tunnel junction elements and their fabrication method | Hisanao Tsuge, Yuji Tsukamoto, Hisao Matsutera, Nobuyuki Ishiwata, Atsushi Kamijo | 2002-01-22 |
| 6333842 | Magneto-resistance effect type composite head and production method thereof | Ishiwata Nobuyuki, Hisanao Tsuge, Hisao Matsutera, Yuji Tsukamoto, Atsushi Kamijo | 2001-12-25 |
| 6301088 | Magnetoresistance effect device and method of forming the same as well as magnetoresistance effect sensor and magnetic recording system | — | 2001-10-09 |
| 6215631 | Magnetoresistive effect film and manufacturing method therefor | Junichi Fujikata | 2001-04-10 |
| 6174736 | Method of fabricating ferromagnetic tunnel junction device | Yuji Tsukamoto, Hisanao Tsuge, Nobuyuki Ishiwata, Hisao Matsutera, Atsushi Kamijo | 2001-01-16 |
| 6147843 | Magnetoresistive effect element having magnetoresistive layer and underlying metal layer | Hidefumi Yamamoto, Kazuhiko Hayashi, Jun-Ichi Fujikata, Kunihiko Ishihara | 2000-11-14 |
| 6083632 | Magnetoresistive effect film and method of manufacture thereof | Junichi Fujikata | 2000-07-04 |
| 6051309 | Magnetoresistance effect film and method for making the same | Jun-Ichi Fujikata | 2000-04-18 |
| 6022633 | Magnetoresistive effect element and magnetoresistive effect sensor | Kazuhiko Hayashi | 2000-02-08 |
| 5989690 | Magnetoresistance effect film, a method of manufacturing the same, and magnetoresistance effect device | Jun-Ichi Fujikata, Kazuhiko Hayashi, Hidefumi Yamamoto, Kunihiko Ishihara | 1999-11-23 |
| 5932343 | Magnetic resistance effect element and method for manufacture thereof | Kazuhiko Hayashi | 1999-08-03 |
| 5917799 | Method of reading data of magneto-optical recording medium which includes a guide groove portion having land and groove areas | Masatsugu Ogawa | 1999-06-29 |
| 5889640 | Magnetoresistive element and sensor having optimal cross point | Kazuhiko Hayashi, Junichi Fujikata, Hidefumi Yamamoto, Kunihiko Ishihara | 1999-03-30 |
| 5766743 | Magnetoresistance effect film, a method of manufacturing the same, and magnetoresistance effect device | Jun-Ichi Fujikata, Kazuhiko Hayashi, Hidefumi Yamamoto, Kunihiko Ishihara | 1998-06-16 |