Issued Patents All Time
Showing 76–89 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540537 | IC socket with two point-contacts | Takao Iimura | 2003-04-01 |
| 6427145 | Database processing method, apparatus for carrying out the same and medium storing processing program | Norihiro Hara, Tomohiro Nakayama, Kiyomi Hirohata | 2002-07-30 |
| 6371996 | Manufacturing method of batteries | Gen Takayama, Toshiya Terui | 2002-04-16 |
| 6349305 | Method and system for database processing by invoking a function related to index type definition, generating an execution plan based on index type name | Norihiro Hara, Shunichi Torii, Yoshito Kamegi | 2002-02-19 |
| 6256621 | Database management system and query operation therefor, including processing plural database operation requests based on key range of hash code | Masashi Tsuchida, Yukio Nakano, Kazuyoshi Negishi, Shunichi Torii | 2001-07-03 |
| 6026394 | System and method for implementing parallel operations in a database management system | Masashi Tsuchida, Yukio Nakano, Kazuyoshi Negishi, Shunichi Torii | 2000-02-15 |
| 6003043 | Text data registering and retrieving system including a database storing a plurality of document files therin and a plural-character occurrence table for a text index and an update text buffer to retrieve a target document in cooperation with the database | Atsushi Hatakeyama, Shunichi Torii, Yasushi Kawashimo | 1999-12-14 |
| 5806059 | Database management system and method for query process for the same | Masashi Tsuchida, Yukio Nakano, Kazuyoshi Negishi, Shunichi Torii | 1998-09-08 |
| 5806058 | Index managing method in database managing system | Yasuharu Mori | 1998-09-08 |
| 5778388 | Method of processing a synchronization point in a database management system to assure a database version using update logs from accumulated transactions | Kazuo Masai, Nobuyuki Yamashita, Hiroshi Nagai | 1998-07-07 |
| 5761658 | Method of exclusive control of areas in page for tuple-oriented file system | Norifumi Nishikawa, Hideo Munetica, Satoshi Wakayama | 1998-06-02 |
| 5758356 | High concurrency and recoverable B-tree index management method and system | Norihiro Hara, Junichiro Soshiki | 1998-05-26 |
| 5317727 | Method apparatus for determining prefetch operating for a data base | Masashi Tsuchida, Kazuhiko Ohmachi, Toshio Honma, Yasuhiro Imai | 1994-05-31 |
| 5237661 | Buffer management method and system therefor using an I/O buffer on main memory and utilizing virtual memory and page fixing | Masashi Tsuchida | 1993-08-17 |