Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7192676 | Magneto-resistance effect element bar exposure method | Hitoshi Hatate, Noriaki Kasahara, Tetsuya Kuwashima | 2007-03-20 |
| 7057260 | Method of making thin-film magnetic head | Noriaki Kasahara, Hitoshi Hatake | 2006-06-06 |
| 6886239 | Method of making a thin-film magnetic head having a magnetoresistive device | Noriaki Kasahara, Hitoshi Hatate | 2005-05-03 |
| 6541182 | Method for forming fine exposure patterns using dual exposure | Isabelle Louis Joseph Dogue, Hitoshi Hatate, Tsutomu Aoyama | 2003-04-01 |
| 5589297 | Lithium secondary cell | Keiji Koga, Hitoshi Arai, Yousuke Miyaki | 1996-12-31 |
| 5565284 | Lithium secondary cell | Keiji Koga, Hisashi Suzuki, Masanori Kaya, Hitoshi Arai, Yousuke Miyaki | 1996-10-15 |
| 5530609 | Magnetic recording/reproducing method using a thin film magnetic | Keiji Koga, Akinori Nishizawa, Kazumasa Fukuda, Masanori Sakai | 1996-06-25 |
| 5419938 | Magnetic recording medium comprising two magnetic layers of hexagonal ferrite magnetic particles and binder wherein the easy axes of the particle is specified | Kenji Yokoyama, Keiji Koga, Yasumichi Tokuoka | 1995-05-30 |