Issued Patents All Time
Showing 51–75 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6934132 | 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 | 2005-08-23 |
| 6903908 | Magnetoresistive effect sensor with barrier layer smoothed by composition of lower shield layer | Kazuhiko Hayashi, Keishi Ohashi, Masafumi Nakada, Eizo Fukami, Kiyokazu Nagahara +4 more | 2005-06-07 |
| 6804088 | Thin film magnetic head, manufacturing method thereof and magnetic storage | Yoshihiro Nonaka, Haruo Urai, Kiyotaka Shimabayashi, Tetsuhiro Suzuki, Shinsaku Saitho +2 more | 2004-10-12 |
| 6798626 | Magnetoresistive effect element having a ferromagnetic tunnel junction film with an oxide or nitride of a metallic material | Kazuhiko Hayashi, Keishi Ohashi, Masafumi Nakada, Eizo Fukami, Kiyokazu Nagahara +2 more | 2004-09-28 |
| 6795271 | Recording head, recording head manufacturing method, combined head and magnetic recording/reproduction apparatus | Hiroaki Honjo, Tamaki Toba, Shinsaku Saito, Yoshihiro Nonaka, Tsutomu Ishi +2 more | 2004-09-21 |
| 6791794 | Magnetic head having an antistripping layer for preventing a magnetic layer from stripping | Hiroaki Honjo, Tsutomu Ishi, Mikiko Saito, Shinsaku Saito, Tamaki Toba +2 more | 2004-09-14 |
| 6780530 | Magnetic material having a high saturation magnetic flux density and a low coercive force | Mikiko Saito, Tsutomu Ishi, Hiroaki Honjo, Tamaki Toba, Shinsaku Saito +1 more | 2004-08-24 |
| 6754051 | Spin valve transducer having partly patterned magnetoresistance element | — | 2004-06-22 |
| 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, Masafumi Nakada, Eizo Fukami, Kiyokazu Nagahara +2 more | 2004-04-13 |
| 6687082 | Magnetic head and manufacturing method thereof and magnetic recording and reproducing apparatus | Tsutomu Ishi, Mikiko Saito, Hiroaki Honjo, Shinsaku Saito, Tamaki Toba +1 more | 2004-02-03 |
| 6671140 | Magnetic head using a magnetoresistance effect based on ferromagnetic junction, and magnetic recording/reproducing apparatus using the same | — | 2003-12-30 |
| 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, Masafumi Nakada, Eizo Fukami, Kiyokazu Nagahara +2 more | 2003-09-23 |
| 6597543 | Thin-film magnetic head and magnetic storage apparatus using the same | Shinsaku Saitho, Haruo Urai, Kiyotaka Shimabayashi, Yoshihiro Nonaka, Tamaki Toba | 2003-07-22 |
| 6592811 | Magnetic material having a high saturation magnetic flux density and a low coercive force | Mikiko Saito, Tsutomu Ishi, Hiroaki Honjo, Tamaki Toba, Shinsaku Saito +1 more | 2003-07-15 |
| 6542342 | Magnetoresistive effect transducer having longitudinal bias layer directly connected to free layer | Kazuhiko Hayashi, Keishi Ohashi, Masafumi Nakada, Tsutomu Ishi, Hiroaki Honjou +5 more | 2003-04-01 |
| 6493195 | Magnetoresistance element, with lower electrode anti-erosion/flaking layer | Kazuhiko Hayashi, Keishi Ohashi, Masafumi Nakada, Eizo Fukami, Hiroaki Honjo +2 more | 2002-12-10 |
| 6490139 | Magneto-resistive element and magnetic head for data writing/reading | Kazuhiko Hayashi, Keishi Ohashi, Masafumi Nakada, Hisao Matsutera, Hisanao Tsuge +1 more | 2002-12-03 |
| 6466416 | Magnetic head, method for making the same and magnetic recording/reproducing device using the same | Hiroaki Honjo, Tsutomu Ishi, Mikiko Saito, Shinsaku Saito, Tamaki Toba +1 more | 2002-10-15 |
| 6452204 | Tunneling magnetoresistance transducer and method for manufacturing the same | Keishi Ohashi, Hisanao Tsuge | 2002-09-17 |
| 6392851 | Magnetoresistance effect type complex head and method for manufacturing the same | Tsutomu Ishi | 2002-05-21 |
| 6341053 | Magnetic tunnel junction elements and their fabrication method | Masafumi Nakada, Hisanao Tsuge, Yuji Tsukamoto, Hisao Matsutera, Atsushi Kamijo | 2002-01-22 |
| 6267824 | Method for manufacturing a magnetoresistive effect composite having a pole containing Co-M | Tsutomu Ishi, Kiyokazu Nagahara, Kazumasa Kumagai | 2001-07-31 |
| 6174736 | Method of fabricating ferromagnetic tunnel junction device | Yuji Tsukamoto, Hisanao Tsuge, Hisao Matsutera, Masafumi Nakada, Atsushi Kamijo | 2001-01-16 |
| 6154345 | Magnetoresistive effect composite head | Kiyotaka Shimabayashi, Sinsaku Saitho, Hiroaki Tachibana, Tsutomu Ishi, Kiyokazu Nagahara +1 more | 2000-11-28 |