Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6940690 | MAGNETIC HEAD WITH HIGH RELIABILITY OF THE DATA PROTECTION, MAGNETIC DISK APPARATUS INCLUDING THE MAGNETIC HEAD AND THE METHOD OF RECORDING INFORMATION ON THE MAGNETIC DISK APPARATUS WITHOUT MISERASING THE PREVIOUSLY RECORDED DATA | Takehiko Hamaguchi, Miki Hara, Fumiko Akagi, Yasutaka Nishida | 2005-09-06 |
| 6909566 | Magnetic recording/reproducing device | Hideki Zaitsu, Takehiko Hamaguchi | 2005-06-21 |
| 6906889 | Magnetic disk drive | Takehiko Hamaguchi, Hisashi Takano, Toru Matsushita | 2005-06-14 |
| 6879460 | Magnetic recording disk drive | Takehiko Hamaguchi, Toru Matsushita, Hideki Zaitsu, Reijiro Tsuchiya, Hisashi Takano | 2005-04-12 |