Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7599910 | Method and system of database divisional management for parallel database system | Masashi Tsuchida, Shunichi Torii | 2009-10-06 |
| 7225178 | Data structure in database, database system for managing database and database managing method and system | Takayoshi Shimokawa | 2007-05-29 |
| 7039660 | Disaster recovery processing method and apparatus and storage unit for the same | Masaru Kitsuregawa, Nobuo Kawamura | 2006-05-02 |
| 7031984 | Disaster recovery processing method and apparatus and storage unit for the same | Nobuo Kawamura, Masaru Kitsuregawa | 2006-04-18 |
| 6745191 | Parallel database record distribution method and parallel database management system | Hideaki Kasao, Keisuke Toda, Kota Yamaguchi, Kiyomi Hirohata | 2004-06-01 |
| 6584457 | Parallel data base record distribution method and parallel data base management system | Hideaki Kasao, Keisuke Toda, Kota Yamaguchi, Kiyomi Hirohata | 2003-06-24 |
| 6510428 | Method and system of database divisional management for parallel database system | Masashi Tsuchida, Shunichi Torii | 2003-01-21 |
| 6192359 | Method and system of database divisional management for parallel database system | Masashi Tsuchida, Shunichi Torii | 2001-02-20 |
| 6169982 | Parallel data base record distribution method and parallel data base management system | Hideaki Kasao, Keisuke Toda, Kota Yamaguchi, Kiyomi Hirohata | 2001-01-02 |
| 6101495 | Method of executing partition operations in a parallel database system | Masashi Tsuchida, Shunichi Torii | 2000-08-08 |
| 5987462 | Parallel data base record distribution method and parallel data base management system | Hideaki Kasao, Keisuke Toda, Kota Yamaguchi, Kiyomi Hirohata | 1999-11-16 |
| 5890150 | Random sampling method for use in a database processing system and a database processing system based thereon | Kazutomo Ushijima, Shinji Fujiwara, Yori Takahashi, Itaru Nishizawa | 1999-03-30 |
| 5813005 | Method and system of database divisional management for parallel database system | Masashi Tsuchida, Shunichi Torii | 1998-09-22 |
| 5778388 | Method of processing a synchronization point in a database management system to assure a database version using update logs from accumulated transactions | Nobuo Kawamura, Nobuyuki Yamashita, Hiroshi Nagai | 1998-07-07 |
| 5717918 | Method for concurrently performing a physical sequential scan of a database into a database buffer which is queued until a preceding scan is completed | Hiroshi Takayama, Mitsuo Miyazaki, Kuniaki Yamashita | 1998-02-10 |
| 5333314 | Distributed data base system of composite subsystem type, and method of fault recovery for the system | Satoshi Wakayama, Shoji Yamamoto, Takashi Sumiyoshi, Masao Makino | 1994-07-26 |
| 5274809 | Task execution control method for a multiprocessor system with enhanced post/wait procedure | Masaaki Iwasaki, Yoshifumi Takamoto, Shoji Yamamoto, Takashi Sumiyoshi, Toshiharu Shinozaki +1 more | 1993-12-28 |
| 5065311 | Distributed data base system of composite subsystem type, and method fault recovery for the system | Satoshi Wakayama, Shoji Yamamoto, Takashi Sumiyoshi, Masao Makino | 1991-11-12 |
| 4937784 | Distributed interactive processing method in complex system including plural work stations and plural host computers and apparatus using the same | Kimitoshi Yamada, Tomihiko Kojima, Ikuo Kimura | 1990-06-26 |