Issued Patents All Time
Showing 201–225 of 235 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6132892 | Soft magnetic alloy film and manufacturing method thereof, and magnetic head incorporating the same | Masatoshi Yoshikawa, Susumu Hashimoto | 2000-10-17 |
| 6118621 | Magnetoresistance effect head having a pair of protrusions, steps or depressions between the detecting and nondetecting areas for improved off-track characteristics | Yuichi Ohsawa | 2000-09-12 |
| 6115216 | Magnetoresistance effect type head and separate recording-reproducing type magnetic head | Atsuhito Sawabe, Hitoshi Iwasaki, Naoyuki Inoue, Akio Hori | 2000-09-05 |
| 6108167 | Magnetic head | Kohichi Tateyama, Tadahiko Kobayashi, Hiromi Sakata, Michiko Hara, Akio Hori +2 more | 2000-08-22 |
| 6064552 | Magnetoresistive head having magnetic yoke and giant magnetoresistive element such that a first electrode is formed on the giant magnetoresistive element which in turn is formed on the magnetic yoke which acts as a second electrode | Hitoshi Iwasaki, Yuzo Kamiguchi, Masashi Sahashi | 2000-05-16 |
| 6061211 | Magnetic sensor including a spin valve magnetoresistance effect film | Masashi Sahashi | 2000-05-09 |
| 6056996 | Magnetoresistance effect type head and separate recording-reproducing type magnetic head | Atsuhito Sawabe, Hitoshi Iwasaki, Naoyuki Inoue, Akio Hori | 2000-05-02 |
| 6046891 | Thin film head | Yuichi Ohsawa, Kohichi Tateyama, Reiko Kondoh, Toshihiko Ohta, Junichi Akiyama +1 more | 2000-04-04 |
| 6038101 | Magnetic head and method of manufacturing magnetic head | Yuichi Ohsawa, Takeo Sakakubo, Masashi Sahashi, Jun Ito, Kazushi Tanimoto | 2000-03-14 |
| 5991125 | Magnetic head | Hitoshi Iwasaki, Reiko Kondoh, Yuichi Ohsawa, Yuzo Kamiguchi, Susumu Hashimoto | 1999-11-23 |
| 5946167 | Magnetoresistive sensor having lead and/or bias layer structure contributing to a narrow gap | Michiko Hara, Yuichi Ohsawa | 1999-08-31 |
| 5920447 | Magnetic disk unit having laminated magnetic heads | Hiromi Sakata, Tomomi Funayama, Kohichi Tateyama, Tadahiko Kobayashi, Shigeru Takekado +1 more | 1999-07-06 |
| 5912790 | Thin film magnetic recording-reproducing head having a high recording density and high fidelity | Akio Hori, Michiko Hara, Naoyuki Inoue, Yuichi Ohsawa, Susumu Hashimoto +3 more | 1999-06-15 |
| 5905611 | Thin film magnetic head responsive to spin-dependent scattering | Yuichi Ohsawa, Kohichi Tateyama, Reiko Kondoh, Toshihiko Ohta, Junichi Akiyama +1 more | 1999-05-18 |
| 5896251 | Magnetoresistance effect head with conductor film pair and magnetic field proving film pair disposed between substrate and magnetoresistance effect film | Yuichi Ohsawa, Reiko Kondoh | 1999-04-20 |
| 5893978 | Purifying method and purification system for lakes and marshes | Shiro Nakadaira, Toshio Masuda, Takashi Mizumori, Koichi Tsuzuki | 1999-04-13 |
| 5872693 | Thin-film magnetic head having a portion of the upper magnetic core coplanar with a portion of the lower magnetic core | Atsuhito Sawabe, Naoyuki Inoue, Akio Hori | 1999-02-16 |
| 5777542 | Magnetoresistance effect device and manufacturing method thereof | Yuichi Ohsawa | 1998-07-07 |
| 5768066 | Magnetoresistive head having an antiferromagnetic layer interposed between first and second magnetoresistive elements | Junichi Akiyama, Yuichi Ohsawa, Hitoshi Iwasaki | 1998-06-16 |
| 5712751 | Magnetic sensor and magnetic recording-reproducing head and magnetic recording-reproducing apparatus using same | Masashi Sahashi | 1998-01-27 |
| 5633771 | Magnetoresistance effect type head and separate recording-reproducing type magnetic head | Atsuhito Sawabe, Hitoshi Iwasaki, Naoyuki Inoue, Akio Hori | 1997-05-27 |
| 5576915 | Magnetoresistive head with antiferromagnetic sublayers interposed between first and second spin-valve units to exchange bias inner magnetic films thereof | Junichi Akiyama, Yuichi Ohsawa, Hitoshi Iwasaki | 1996-11-19 |
| 5461527 | Magneto-resistive head | Junichi Akiyama, Yuichi Ohsawa, Hitoshi Iwasaki, Reiko Kondoh, Kohichi Tateyama +1 more | 1995-10-24 |
| 5430592 | Method of manufacturing a magneto-resistive head adapted to be used as the reproducing head of a magnetic recording/reproducing device | — | 1995-07-04 |
| 5363668 | Absorption air conditioning system and cooling/heating changing-over method | Takashi Nakao | 1994-11-15 |