Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606684 | On-line dumping system and disk sub-system | Toshio Nakano, Masafumi Nozawa, Akihito Ogino, Akira Kurano, Hiroyuki Kitajima +1 more | 1997-02-25 |
| 5410666 | On-line dumping system and disk sub system | Toshio Nakano, Masafumi Nozawa, Akihito Ogino, Akira Kurano, Hiroyuki Kitajima +1 more | 1995-04-25 |
| 5335327 | External memory control techniques with multiprocessors improving the throughput of data between a hierarchically upper processing unit and an external memory with efficient use of a cache memory | Ken Hirashima, Hiroyuki Kurosawa, Kenji Kubota, Shuji Sugimoto | 1994-08-02 |
| 5267097 | Information transfer control system having rotary storage unit which uses a pseudo address mark | Akihito Ogino, Michio Miyazaki | 1993-11-30 |
| 5241640 | Disk unit with processors which detect cache status and control port selection for optimizing utilization of cache interfacing host and external memory | Ken Hirashima, Hiroyuki Kurosawa, Kenji Kubota, Shuji Sugimoto | 1993-08-31 |
| 5226157 | Backup control method and system in data processing system using identifiers for controlling block data transfer | Toshio Nakano, Masafumi Nozawa, Akira Kurano, Masayuki Hoshino | 1993-07-06 |
| 4870565 | Parallel transfer type director means | Akira Yamamoto, Toru Nishigaki, Akira Kurano, Yoshiro Shiroyana | 1989-09-26 |
| 4800483 | Method and system for concurrent data transfer disk cache system | Akira Yamamoto, Toru Nishigaki, Akira Kurano, Yoshiro Shiroyanagi | 1989-01-24 |