Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6321346 | External storage | Akira Murotani, Toshio Nakano, Kenji Muraoka | 2001-11-20 |
| 6057974 | Magnetic disk storage device control method, disk array system control method and disk array system | Tsutomu Sukigara, Takashi Takenaka, Mitsuhiko Oguchi, Yuichi Otani | 2000-05-02 |
| 6052795 | Recovery method and system for continued I/O processing upon a controller failure | Akira Murotani, Toshio Nakano, Kenji Muraoka | 2000-04-18 |
| 6012119 | Storage system | Tatuya Ninomiya, Hidefumi Masuzaki, Hiroyuki Kurosawa, Naoya Takahashi, Yasuo Inoue +2 more | 2000-01-04 |
| 5819054 | Storage system realizing scalability and fault tolerance | Tatuya Ninomiya, Hidefumi Masuzaki, Hiroyuki Kurosawa, Naoya Takahashi, Yasuo Inoue +2 more | 1998-10-06 |
| 5530830 | Disk array system | Ryoichi Suzuki, Yoshinori Tsuneda, Katsutoshi Mizuno, Hidemi Baba | 1996-06-25 |