Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7057892 | Disk array device | Kenichi Miyamoto, Yasuji Morishita | 2006-06-06 |
| 7016191 | Disk array device | Kenichi Miyamoto, Yasuji Morishita | 2006-03-21 |
| 6320836 | Apparatus for ensuring operational clearance between a rotating disc type medium and a disc cartridge enclosing the medium | Masateru Watanabe | 2001-11-20 |
| 5668787 | Mark length recording system with trial writing to maximize recording power and error recovery | Kazuo Shigematsu, Yoji Tomono, Atsushi Ichikawa | 1997-09-16 |
| 5537370 | Magnetooptical-disk recording and/or reproducing apparatus for a 5.25 inch large capacity magnetooptical-disk | Kazuo Shigematsu, Yoji Tomono, Atsushi Ichikawa | 1996-07-16 |
| 5420832 | Half height magnetooptical-disk recording and/or reproducing apparatus for a 5.25 inch large capacity magnetooptical-disk | Kazuo Shigematsu, Yoji Tomono, Atsushi Ichikawa | 1995-05-30 |
| 5172362 | Recording medium loading mechanism | Tokuya Kaneda, Masateru Watanabe | 1992-12-15 |
| 5050158 | Magnetic clamp for a disk medium | Yasuo Kitada | 1991-09-17 |