Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8169728 | Magnetic medium having an artificial pattern structure using a gradient of a magnetization reversal field and a method of use thereof | Hiroaki Nemoto, Hiroyuki Suzuki, Yoshio Suzuki | 2012-05-01 |
| 7221530 | 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 | Futoshi Tomiyama, Takehiko Hamaguchi, Fumiko Akagi, Yasutaka Nishida | 2007-05-22 |
| 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 | Futoshi Tomiyama, Takehiko Hamaguchi, Fumiko Akagi, Yasutaka Nishida | 2005-09-06 |
| 6530141 | Method of forming thin film magnetic recording head with narrow track width performing high density recording at high driving frequency | Matahiro Komuro, Tomohiro Okada, Moriaki Fuyama, Tetsuo Ito, Hiroshi Fukui +2 more | 2003-03-11 |
| 6091582 | Thin film magnetic recording head with very narrow track width performing high density recording at high driving frequency | Matahiro Komuro, Tomohiro Okada, Moriaki Fuyama, Tetsuo Ito, Hiroshi Fukui +2 more | 2000-07-18 |
| 6034847 | Apparatus and thin film magnetic head with magnetic membrane layers of different resistivity | Matahiro Komuro, Tomohiro Okada, Masaaki Sano, Moriaki Fuyama, Hiroshi Fukui +6 more | 2000-03-07 |