Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6903908 | Magnetoresistive effect sensor with barrier layer smoothed by composition of lower shield layer | Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Masafumi Nakada, Kiyokazu Nagahara +4 more | 2005-06-07 |
| 6798626 | Magnetoresistive effect element having a ferromagnetic tunnel junction film with an oxide or nitride of a metallic material | Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Masafumi Nakada, Kiyokazu Nagahara +2 more | 2004-09-28 |
| 6718621 | Magnetoresistive head production method | Kazuhiko Hayashi, Keishi Ohashi, Nobuyuki Ishiwata, Masafumi Nakada, Kiyokazu Nagahara +2 more | 2004-04-13 |
| 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, Masafumi Nakada, Kiyokazu Nagahara +2 more | 2003-09-23 |
| 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, Masafumi Nakada, 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, Masafumi Nakada, Hiroaki Honjo +2 more | 2002-12-10 |