Issued Patents All Time
Showing 26–50 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7159303 | Method for manufacturing magnetic head device | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2007-01-09 |
| 7054120 | Magnetic apparatus with perpendicular recording medium and head having multilayered reproducing element using tunneling effect | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2006-05-30 |
| 6936847 | Display device with an improved contact hole arrangement for contacting a semiconductor layer through an insulation film | Shigeo Shimomura, Makoto Ohkura, Masaaki Kurita, Yasukazu Kimura, Takao Nakamura | 2005-08-30 |
| 6839200 | Combination perpendicular magnetic head having shield material formed at both ends of an upper pole of a write element | Hisashi Takano, Naoki Koyama, Eijin Moriwaki, Isamu Yuito, Kazuo Shiiki +5 more | 2005-01-04 |
| 6687099 | Magnetic head with conductors formed on endlayers of a multilayer film having magnetic layer coercive force difference | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2004-02-03 |
| 6665141 | Magnetic head having track width defined by trench portions filled with magnetic shield material | Hisashi Takano, Naoki Koyama, Eijin Moriwaki, Isamu Yuito, Kazuo Shiiki +5 more | 2003-12-16 |
| 6624443 | Display device with an improved contact hole arrangement for contacting a semiconductor layer through an insulation film | Shigeo Shimomura, Makoto Ohkura, Masaaki Kurita, Yasukazu Kimura, Takao Nakamura | 2003-09-23 |
| 6605890 | Color cathode ray tube having an improved shadow mask | Mitsuru Watanabe, Takao Nakamura, Hiroshi Kawasaki | 2003-08-12 |
| 6538844 | Method of fabricating a magnetic head by focused ion beam etching | Hisashi Takano, Naoki Koyama, Eijin Moriwaki, Isamu Yuito, Kazuo Shiiki +5 more | 2003-03-25 |
| 6483677 | Magnetic disk apparatus including magnetic head having multilayered reproducing element using tunneling effect | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2002-11-19 |
| 6307707 | Narrow track thin film head including magnetic poles machined by focused ion beam etching | Hisashi Takano, Naoki Koyama, Eijin Moriwaki, Isamu Yuito, Kazuo Shiiki +5 more | 2001-10-23 |
| 6278578 | Narrow track thin film head having a focused ion beam etched air bearing surface | Hisashi Takano, Naoki Koyama, Eijin Moriwaki, Isamu Yuito, Kazuo Shiiki +5 more | 2001-08-21 |
| 6278593 | Magnetoresistance effect elements and magnetic heads using the tunneling magnetoresistive effect | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2001-08-21 |
| 6111723 | Narrow track thin film magnetic head suitable for high density recording and reproducing operations and fabrication method thereof wherein an air bearing surface has at least one groove containing a non-magnetic electrically conductive layer | Hisashi Takano, Naoki Koyama, Eijin Moriwaki, Isamu Yuito, Kazuo Shiiki +5 more | 2000-08-29 |
| 6011674 | Magnetoresistance effect multilayer film with ferromagnetic film sublayers of different ferromagnetic material compositions | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 2000-01-04 |
| 5897969 | Method of fabricating a magnetoresistive thin-film magnetic head | Akira Taniyama, Makoto Morijiri, Haruko Tanaka, Isamu Yuito, Eiji Ashida +2 more | 1999-04-27 |
| 5850326 | Narrow track thin film magnetic head suitable for high density recording and reproducing operations and fabrication method thereof wherein an air bearing surface has at least one groove containing a non-magnetic electrically conductive layer | Hisashi Takano, Naoki Koyama, Eijin Moriwaki, Isamu Yuito, Kazuo Shiiki +5 more | 1998-12-15 |
| 5726837 | Multilayer magnetoresistance effect-type magnetic head | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 1998-03-10 |
| 5701221 | Magnetoresistive thin-film magnetic head and method of fabrication thereof | Akira Taniyama, Makoto Morijiri, Haruko Tanaka, Isamu Yuito, Eiji Ashida +2 more | 1997-12-23 |
| 5523647 | Color cathode ray tube having improved slot type shadow mask | Takao Kawamura, Yuichi Kijima | 1996-06-04 |
| 5401542 | Magnetoresistive magnetic head and its manufacturing method | Masahiro Kitada, Noboru Shimizu, Hitoshi Nakamura | 1995-03-28 |
| 5390061 | Multilayer magnetoresistance effect-type magnetic head | Ryoichi Nakatani, Masahiro Kitada, Naoki Koyama, Isamu Yuito, Hisashi Takano +14 more | 1995-02-14 |
| 5337203 | Magnetoresistive magnetic head | Masahiro Kitada, Noboru Shimizu, Naoki Koyama, Toshio Kobayashi | 1994-08-09 |
| 5287237 | Antiferromagnetic film superior in corrosion resistance, magnetoresistance-effect element and magnetoresistance-effect head including such thin film | Masahiro Kitada, Noboru Shimizu, Ryoichi Nakatani, Isamu Yuito, Naoki Koyama | 1994-02-15 |
| 5218497 | Magnetic recording-reproducing apparatus and magnetoresistive head having two or more magnetoresistive films for use therewith | Masahiro Kitada, Noboru Shimizu, Hitoshi Nakamura | 1993-06-08 |