Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592811 | Magnetic material having a high saturation magnetic flux density and a low coercive force | Mikiko Saito, Nobuyuki Ishiwata, 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, Nobuyuki Ishiwata, Masafumi Nakada, Hiroaki Honjou +5 more | 2003-04-01 |
| 6466416 | Magnetic head, method for making the same and magnetic recording/reproducing device using the same | Hiroaki Honjo, Nobuyuki Ishiwata, Mikiko Saito, Shinsaku Saito, Tamaki Toba +1 more | 2002-10-15 |
| 6445550 | Method of manufacturing magnetoresistive/inductive composite head and magnetoresistive/inductive composite head | — | 2002-09-03 |
| 6392851 | Magnetoresistance effect type complex head and method for manufacturing the same | Nobuyuki Ishiwata | 2002-05-21 |
| 6267824 | Method for manufacturing a magnetoresistive effect composite having a pole containing Co-M | Nobuyuki Ishiwata, Kiyokazu Nagahara, Kazumasa Kumagai | 2001-07-31 |
| 6154345 | Magnetoresistive effect composite head | Nobuyuki Ishiwata, Kiyotaka Shimabayashi, Sinsaku Saitho, Hiroaki Tachibana, Kiyokazu Nagahara +1 more | 2000-11-28 |
| 6141859 | Method for making a merged head device | Nobuyuki Ishiwata, Kiyokazu Nagahara, Kazumasa Kumagai | 2000-11-07 |
| 6125009 | Magnetoresistive effect composite head having a pole containing Co-M | Nobuyuki Ishiwata, Kiyokazu Nagahara, Kazumasa Kumagai | 2000-09-26 |
| 6057991 | Thin film magnetic head with an improved surface to reduce the occurrence of head crash | Nobuyuki Ishiwata, Kiyokazu Nagahara, Kazumasa Kumagai | 2000-05-02 |
| 6055137 | Magnetoresistive effect composite head with configured pole tip | Nobuyuki Ishiwata, Kiyokazu Nagahara, Kazumasa Kumagai | 2000-04-25 |
| 5938941 | Magnetoresistance effect composite head and method of forming the same | Nobuyuki Ishiwata, Kiyokazu Nagahara, Kazumasa Kumagai | 1999-08-17 |
| 5800935 | Magnetoresistive head | — | 1998-09-01 |
| 5784226 | Magnetoresistive head with optimized soft magnetic bias layer | — | 1998-07-21 |